Merge remote-tracking branch 'origin/dev' into sqlite2

.github/actions/setup-bun/action.yml

@@ -6,7 +6,7 @@ runs:
     - name: Mount Bun Cache
       uses: useblacksmith/stickydisk@v1
       with:
-        key: ${{ github.repository }}-bun-cache
+        key: ${{ github.repository }}-bun-cache-${{ runner.os }}
         path: ~/.bun
 
     - name: Setup Bun

.github/workflows/test.yml

@@ -7,8 +7,32 @@ on:
   pull_request:
   workflow_dispatch:
 jobs:
-  test:
+  unit:
-    name: test (${{ matrix.settings.name }})
+    name: unit (linux)
+    runs-on: blacksmith-4vcpu-ubuntu-2404
+    defaults:
+      run:
+        shell: bash
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Setup Bun
+        uses: ./.github/actions/setup-bun
+
+      - name: Configure git identity
+        run: |
+          git config --global user.email "bot@opencode.ai"
+          git config --global user.name "opencode"
+
+      - name: Run unit tests
+        run: bun turbo test
+
+  e2e:
+    name: e2e (${{ matrix.settings.name }})
+    needs: unit
     strategy:
       fail-fast: false
       matrix:
@@ -16,17 +40,12 @@ jobs:
           - name: linux
             host: blacksmith-4vcpu-ubuntu-2404
             playwright: bunx playwright install --with-deps
-            workdir: .
-            command: |
-              git config --global user.email "bot@opencode.ai"
-              git config --global user.name "opencode"
-              bun turbo test
           - name: windows
-            host: windows-latest
+            host: blacksmith-4vcpu-windows-2025
             playwright: bunx playwright install
-            workdir: packages/app
-            command: bun test:e2e:local
     runs-on: ${{ matrix.settings.host }}
+    env:
+      PLAYWRIGHT_BROWSERS_PATH: 0
     defaults:
       run:
         shell: bash
@@ -43,87 +62,10 @@ jobs:
         working-directory: packages/app
         run: ${{ matrix.settings.playwright }}
 
-      - name: Set OS-specific paths
+      - name: Run app e2e tests
-        run: |
+        run: bun --cwd packages/app test:e2e:local
-          if [ "${{ runner.os }}" = "Windows" ]; then
-            printf '%s\n' "OPENCODE_E2E_ROOT=${{ runner.temp }}\\opencode-e2e" >> "$GITHUB_ENV"
-            printf '%s\n' "OPENCODE_TEST_HOME=${{ runner.temp }}\\opencode-e2e\\home" >> "$GITHUB_ENV"
-            printf '%s\n' "XDG_DATA_HOME=${{ runner.temp }}\\opencode-e2e\\share" >> "$GITHUB_ENV"
-            printf '%s\n' "XDG_CACHE_HOME=${{ runner.temp }}\\opencode-e2e\\cache" >> "$GITHUB_ENV"
-            printf '%s\n' "XDG_CONFIG_HOME=${{ runner.temp }}\\opencode-e2e\\config" >> "$GITHUB_ENV"
-            printf '%s\n' "XDG_STATE_HOME=${{ runner.temp }}\\opencode-e2e\\state" >> "$GITHUB_ENV"
-          else
-            printf '%s\n' "OPENCODE_E2E_ROOT=${{ runner.temp }}/opencode-e2e" >> "$GITHUB_ENV"
-            printf '%s\n' "OPENCODE_TEST_HOME=${{ runner.temp }}/opencode-e2e/home" >> "$GITHUB_ENV"
-            printf '%s\n' "XDG_DATA_HOME=${{ runner.temp }}/opencode-e2e/share" >> "$GITHUB_ENV"
-            printf '%s\n' "XDG_CACHE_HOME=${{ runner.temp }}/opencode-e2e/cache" >> "$GITHUB_ENV"
-            printf '%s\n' "XDG_CONFIG_HOME=${{ runner.temp }}/opencode-e2e/config" >> "$GITHUB_ENV"
-            printf '%s\n' "XDG_STATE_HOME=${{ runner.temp }}/opencode-e2e/state" >> "$GITHUB_ENV"
-          fi
-
-      - name: Seed opencode data
-        if: matrix.settings.name != 'windows'
-        working-directory: packages/opencode
-        run: bun script/seed-e2e.ts
-        env:
-          OPENCODE_DISABLE_SHARE: "true"
-          OPENCODE_DISABLE_LSP_DOWNLOAD: "true"
-          OPENCODE_DISABLE_DEFAULT_PLUGINS: "true"
-          OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER: "true"
-          OPENCODE_TEST_HOME: ${{ env.OPENCODE_TEST_HOME }}
-          XDG_DATA_HOME: ${{ env.XDG_DATA_HOME }}
-          XDG_CACHE_HOME: ${{ env.XDG_CACHE_HOME }}
-          XDG_CONFIG_HOME: ${{ env.XDG_CONFIG_HOME }}
-          XDG_STATE_HOME: ${{ env.XDG_STATE_HOME }}
-          OPENCODE_E2E_PROJECT_DIR: ${{ github.workspace }}
-          OPENCODE_E2E_SESSION_TITLE: "E2E Session"
-          OPENCODE_E2E_MESSAGE: "Seeded for UI e2e"
-          OPENCODE_E2E_MODEL: "opencode/gpt-5-nano"
-
-      - name: Run opencode server
-        if: matrix.settings.name != 'windows'
-        working-directory: packages/opencode
-        run: bun dev -- --print-logs --log-level WARN serve --port 4096 --hostname 127.0.0.1 &
-        env:
-          OPENCODE_DISABLE_SHARE: "true"
-          OPENCODE_DISABLE_LSP_DOWNLOAD: "true"
-          OPENCODE_DISABLE_DEFAULT_PLUGINS: "true"
-          OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER: "true"
-          OPENCODE_TEST_HOME: ${{ env.OPENCODE_TEST_HOME }}
-          XDG_DATA_HOME: ${{ env.XDG_DATA_HOME }}
-          XDG_CACHE_HOME: ${{ env.XDG_CACHE_HOME }}
-          XDG_CONFIG_HOME: ${{ env.XDG_CONFIG_HOME }}
-          XDG_STATE_HOME: ${{ env.XDG_STATE_HOME }}
-          OPENCODE_CLIENT: "app"
-
-      - name: Wait for opencode server
-        if: matrix.settings.name != 'windows'
-        run: |
-          for i in {1..120}; do
-            curl -fsS "http://127.0.0.1:4096/global/health" > /dev/null && exit 0
-            sleep 1
-          done
-          exit 1
-
-      - name: run
-        working-directory: ${{ matrix.settings.workdir }}
-        run: ${{ matrix.settings.command }}
         env:
           CI: true
-          OPENCODE_DISABLE_SHARE: "true"
-          OPENCODE_DISABLE_LSP_DOWNLOAD: "true"
-          OPENCODE_DISABLE_DEFAULT_PLUGINS: "true"
-          OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER: "true"
-          OPENCODE_TEST_HOME: ${{ env.OPENCODE_TEST_HOME }}
-          XDG_DATA_HOME: ${{ env.XDG_DATA_HOME }}
-          XDG_CACHE_HOME: ${{ env.XDG_CACHE_HOME }}
-          XDG_CONFIG_HOME: ${{ env.XDG_CONFIG_HOME }}
-          XDG_STATE_HOME: ${{ env.XDG_STATE_HOME }}
-          PLAYWRIGHT_SERVER_HOST: "127.0.0.1"
-          PLAYWRIGHT_SERVER_PORT: "4096"
-          VITE_OPENCODE_SERVER_HOST: "127.0.0.1"
-          VITE_OPENCODE_SERVER_PORT: "4096"
-          OPENCODE_CLIENT: "app"
         timeout-minutes: 30
 
       - name: Upload Playwright artifacts
@@ -136,3 +78,18 @@ jobs:
           path: |
             packages/app/e2e/test-results
             packages/app/e2e/playwright-report
+
+  required:
+    name: test (linux)
+    runs-on: blacksmith-4vcpu-ubuntu-2404
+    needs:
+      - unit
+      - e2e
+    if: always()
+    steps:
+      - name: Verify upstream test jobs passed
+        run: |
+          echo "unit=${{ needs.unit.result }}"
+          echo "e2e=${{ needs.e2e.result }}"
+          test "${{ needs.unit.result }}" = "success"
+          test "${{ needs.e2e.result }}" = "success"

.prettierignore

@@ -1,2 +1,2 @@
 sst-env.d.ts
-desktop/src/bindings.ts
+packages/desktop/src/bindings.ts

AGENTS.md

@@ -1,6 +1,7 @@
 - To regenerate the JavaScript SDK, run `./packages/sdk/js/script/build.ts`.
 - ALWAYS USE PARALLEL TOOLS WHEN APPLICABLE.
 - The default branch in this repo is `dev`.
+- Local `main` ref may not exist; use `dev` or `origin/dev` for diffs.
 - Prefer automation: execute requested actions without confirmation unless blocked by missing info or safety/irreversibility.
 
 ## Style Guide

bun.lock

@@ -188,6 +188,7 @@
         "@opencode-ai/ui": "workspace:*",
         "@solid-primitives/i18n": "2.2.1",
         "@solid-primitives/storage": "catalog:",
+        "@solidjs/meta": "catalog:",
         "@tauri-apps/api": "^2",
         "@tauri-apps/plugin-deep-link": "~2",
         "@tauri-apps/plugin-dialog": "~2",
@@ -286,7 +287,7 @@
         "@ai-sdk/vercel": "1.0.33",
         "@ai-sdk/xai": "2.0.51",
         "@clack/prompts": "1.0.0-alpha.1",
-        "@gitlab/gitlab-ai-provider": "3.4.0",
+        "@gitlab/gitlab-ai-provider": "3.5.0",
         "@gitlab/opencode-gitlab-auth": "1.3.2",
         "@hono/standard-validator": "0.1.5",
         "@hono/zod-validator": "catalog:",
@@ -499,6 +500,9 @@
     "web-tree-sitter",
     "tree-sitter-bash",
   ],
+  "patchedDependencies": {
+    "@standard-community/standard-openapi@0.2.9": "patches/@standard-community%2Fstandard-openapi@0.2.9.patch",
+  },
   "overrides": {
     "@types/bun": "catalog:",
     "@types/node": "catalog:",
@@ -518,7 +522,7 @@
     "@tailwindcss/vite": "4.1.11",
     "@tsconfig/bun": "1.0.9",
     "@tsconfig/node22": "22.0.2",
-    "@types/bun": "1.3.5",
+    "@types/bun": "1.3.8",
     "@types/luxon": "3.7.1",
     "@types/node": "22.13.9",
     "@types/semver": "7.7.1",
@@ -961,7 +965,7 @@
 
     "@fontsource/inter": ["@fontsource/inter@5.2.8", "", {}, "sha512-P6r5WnJoKiNVV+zvW2xM13gNdFhAEpQ9dQJHt3naLvfg+LkF2ldgSLiF4T41lf1SQCM9QmkqPTn4TH568IRagg=="],
 
-    "@gitlab/gitlab-ai-provider": ["@gitlab/gitlab-ai-provider@3.4.0", "", { "dependencies": { "@anthropic-ai/sdk": "^0.71.0", "@anycable/core": "^0.9.2", "graphql-request": "^6.1.0", "isomorphic-ws": "^5.0.0", "openai": "^6.16.0", "socket.io-client": "^4.8.1", "vscode-jsonrpc": "^8.2.1", "zod": "^3.25.76" }, "peerDependencies": { "@ai-sdk/provider": ">=2.0.0", "@ai-sdk/provider-utils": ">=3.0.0" } }, "sha512-1fEZgqjSZ0WLesftw/J5UtFuJCYFDvCZCHhTH5PZAmpDEmCwllJBoe84L3+vIk38V2FGDMTW128iKTB2mVzr3A=="],
+    "@gitlab/gitlab-ai-provider": ["@gitlab/gitlab-ai-provider@3.5.0", "", { "dependencies": { "@anthropic-ai/sdk": "^0.71.0", "@anycable/core": "^0.9.2", "graphql-request": "^6.1.0", "isomorphic-ws": "^5.0.0", "openai": "^6.16.0", "socket.io-client": "^4.8.1", "vscode-jsonrpc": "^8.2.1", "zod": "^3.25.76" }, "peerDependencies": { "@ai-sdk/provider": ">=2.0.0", "@ai-sdk/provider-utils": ">=3.0.0" } }, "sha512-OoAwCz4fOci3h/2l+PRHMclclh3IaFq8w1es2wvBJ8ca7vtglKsBYT7dvmYpsXlu7pg9mopbjcexvmVCQEUTAQ=="],
 
     "@gitlab/opencode-gitlab-auth": ["@gitlab/opencode-gitlab-auth@1.3.2", "", { "dependencies": { "@fastify/rate-limit": "^10.2.0", "@opencode-ai/plugin": "*", "fastify": "^5.2.0", "open": "^10.0.0" } }, "sha512-pvGrC+aDVLY8bRCC/fZaG/Qihvt2r4by5xbTo5JTSz9O7yIcR6xG2d9Wkuu4bcXFz674z2C+i5bUk+J/RSdBpg=="],
 
@@ -1843,7 +1847,7 @@
 
     "@types/braces": ["@types/braces@3.0.5", "", {}, "sha512-SQFof9H+LXeWNz8wDe7oN5zu7ket0qwMu5vZubW4GCJ8Kkeh6nBWUz87+KTz/G3Kqsrp0j/W253XJb3KMEeg3w=="],
 
-    "@types/bun": ["@types/bun@1.3.5", "", { "dependencies": { "bun-types": "1.3.5" } }, "sha512-RnygCqNrd3srIPEWBd5LFeUYG7plCoH2Yw9WaZGyNmdTEei+gWaHqydbaIRkIkcbXwhBT94q78QljxN0Sk838w=="],
+    "@types/bun": ["@types/bun@1.3.8", "", { "dependencies": { "bun-types": "1.3.8" } }, "sha512-3LvWJ2q5GerAXYxO2mffLTqOzEu5qnhEAlh48Vnu8WQfnmSwbgagjGZV6BoHKJztENYEDn6QmVd949W4uESRJA=="],
 
     "@types/chai": ["@types/chai@5.2.3", "", { "dependencies": { "@types/deep-eql": "*", "assertion-error": "^2.0.1" } }, "sha512-Mw558oeA9fFbv65/y4mHtXDs9bPnFMZAL/jxdPFUpOHHIXX91mcgEHbS5Lahr+pwZFR8A7GQleRWeI6cGFC2UA=="],
 
@@ -2159,7 +2163,7 @@
 
     "bun-pty": ["bun-pty@0.4.8", "", {}, "sha512-rO70Mrbr13+jxHHHu2YBkk2pNqrJE5cJn29WE++PUr+GFA0hq/VgtQPZANJ8dJo6d7XImvBk37Innt8GM7O28w=="],
 
-    "bun-types": ["bun-types@1.3.5", "", { "dependencies": { "@types/node": "*" } }, "sha512-inmAYe2PFLs0SUbFOWSVD24sg1jFlMPxOjOSSCYqUgn4Hsc3rDc7dFvfVYjFPNHtov6kgUeulV4SxbuIV/stPw=="],
+    "bun-types": ["bun-types@1.3.8", "", { "dependencies": { "@types/node": "*" } }, "sha512-fL99nxdOWvV4LqjmC+8Q9kW3M4QTtTR1eePs94v5ctGqU8OeceWrSUaRw3JYb7tU3FkMIAjkueehrHPPPGKi5Q=="],
 
     "bun-webgpu": ["bun-webgpu@0.1.4", "", { "dependencies": { "@webgpu/types": "^0.1.60" }, "optionalDependencies": { "bun-webgpu-darwin-arm64": "^0.1.4", "bun-webgpu-darwin-x64": "^0.1.4", "bun-webgpu-linux-x64": "^0.1.4", "bun-webgpu-win32-x64": "^0.1.4" } }, "sha512-Kw+HoXl1PMWJTh9wvh63SSRofTA8vYBFCw0XEP1V1fFdQEDhI8Sgf73sdndE/oDpN/7CMx0Yv/q8FCvO39ROMQ=="],
 

nix/hashes.json

@@ -1,8 +1,8 @@
 {
   "nodeModules": {
-    "x86_64-linux": "sha256-ufEpxjmlJeft9tI+WxxO+Zbh1pdAaLOURCDBpoQqR0w=",
+    "x86_64-linux": "sha256-UBz5qXhO+Xy6XptVdbo9V0wKsvZgItmHkWDm6I5VRCk=",
-    "aarch64-linux": "sha256-z3K6W5oYZNUdV0rjoAZjvNQcifM5bXamLIrD+ZvJ4kA=",
+    "aarch64-linux": "sha256-G2ezu/ThZR3kYfHnbD0EOcLoAa6hwtICpmo9r+bqibE=",
-    "aarch64-darwin": "sha256-+QikplmNhxGF2Nd4L1BG/xyl+24GVhDYMTtK6xCKy/s=",
+    "aarch64-darwin": "sha256-PhSE23OzNlyfNFP5LffA3AtyN+hsyCeGInmDBBRjr0g=",
-    "x86_64-darwin": "sha256-hAcrCT2X02ymwgj/0BAmD2gF66ylGYzbfcqPta/LVEU="
+    "x86_64-darwin": "sha256-vWusYJD+7ClDLUFy1wEqRLf9hY8V43iqdqnZ6YWkh1Q="
   }
 }

package.json

@@ -4,7 +4,7 @@
   "description": "AI-powered development tool",
   "private": true,
   "type": "module",
-  "packageManager": "bun@1.3.5",
+  "packageManager": "bun@1.3.8",
   "scripts": {
     "dev": "bun run --cwd packages/opencode --conditions=browser src/index.ts",
     "dev:desktop": "bun --cwd packages/desktop tauri dev",
@@ -23,7 +23,7 @@
       "packages/slack"
     ],
     "catalog": {
-      "@types/bun": "1.3.5",
+      "@types/bun": "1.3.8",
       "@octokit/rest": "22.0.0",
       "@hono/zod-validator": "0.4.2",
       "ulid": "3.0.1",
@@ -102,5 +102,7 @@
     "@types/bun": "catalog:",
     "@types/node": "catalog:"
   },
-  "patchedDependencies": {}
+  "patchedDependencies": {
+    "@standard-community/standard-openapi@0.2.9": "patches/@standard-community%2Fstandard-openapi@0.2.9.patch"
+  }
 }

packages/app/package.json

@@ -5,7 +5,8 @@
   "type": "module",
   "exports": {
     ".": "./src/index.ts",
-    "./vite": "./vite.js"
+    "./vite": "./vite.js",
+    "./index.css": "./src/index.css"
   },
   "scripts": {
     "typecheck": "tsgo -b",
@@ -13,7 +14,9 @@
     "dev": "vite",
     "build": "vite build",
     "serve": "vite preview",
-    "test": "playwright test",
+    "test": "bun run test:unit",
+    "test:unit": "bun test --preload ./happydom.ts ./src",
+    "test:unit:watch": "bun test --watch --preload ./happydom.ts ./src",
     "test:e2e": "playwright test",
     "test:e2e:local": "bun script/e2e-local.ts",
     "test:e2e:ui": "playwright test --ui",

packages/app/src/addons/serialize.test.ts

@@ -36,7 +36,7 @@ function writeAndWait(term: Terminal, data: string): Promise<void> {
   })
 }
 
-describe.skip("SerializeAddon", () => {
+describe("SerializeAddon", () => {
   describe("ANSI color preservation", () => {
     test("should preserve text attributes (bold, italic, underline)", async () => {
       const { term, addon } = createTerminal()

packages/app/src/addons/serialize.ts

@@ -56,6 +56,39 @@ interface IBufferCell {
   isDim(): boolean
 }
 
+type TerminalBuffers = {
+  active?: IBuffer
+  normal?: IBuffer
+  alternate?: IBuffer
+}
+
+const isRecord = (value: unknown): value is Record<string, unknown> => {
+  return typeof value === "object" && value !== null
+}
+
+const isBuffer = (value: unknown): value is IBuffer => {
+  if (!isRecord(value)) return false
+  if (typeof value.length !== "number") return false
+  if (typeof value.cursorX !== "number") return false
+  if (typeof value.cursorY !== "number") return false
+  if (typeof value.baseY !== "number") return false
+  if (typeof value.viewportY !== "number") return false
+  if (typeof value.getLine !== "function") return false
+  if (typeof value.getNullCell !== "function") return false
+  return true
+}
+
+const getTerminalBuffers = (value: ITerminalCore): TerminalBuffers | undefined => {
+  if (!isRecord(value)) return
+  const raw = value.buffer
+  if (!isRecord(raw)) return
+  const active = isBuffer(raw.active) ? raw.active : undefined
+  const normal = isBuffer(raw.normal) ? raw.normal : undefined
+  const alternate = isBuffer(raw.alternate) ? raw.alternate : undefined
+  if (!active && !normal) return
+  return { active, normal, alternate }
+}
+
 // ============================================================================
 // Types
 // ============================================================================
@@ -498,14 +531,13 @@ export class SerializeAddon implements ITerminalAddon {
       throw new Error("Cannot use addon until it has been loaded")
     }
 
-    const terminal = this._terminal as any
+    const buffer = getTerminalBuffers(this._terminal)
-    const buffer = terminal.buffer
 
     if (!buffer) {
       return ""
     }
 
-    const normalBuffer = buffer.normal || buffer.active
+    const normalBuffer = buffer.normal ?? buffer.active
     const altBuffer = buffer.alternate
 
     if (!normalBuffer) {
@@ -533,14 +565,13 @@ export class SerializeAddon implements ITerminalAddon {
       throw new Error("Cannot use addon until it has been loaded")
     }
 
-    const terminal = this._terminal as any
+    const buffer = getTerminalBuffers(this._terminal)
-    const buffer = terminal.buffer
 
     if (!buffer) {
       return ""
     }
 
-    const activeBuffer = buffer.active || buffer.normal
+    const activeBuffer = buffer.active ?? buffer.normal
     if (!activeBuffer) {
       return ""
     }

packages/app/src/app.tsx

@@ -30,7 +30,7 @@ import { HighlightsProvider } from "@/context/highlights"
 import Layout from "@/pages/layout"
 import DirectoryLayout from "@/pages/directory-layout"
 import { ErrorPage } from "./pages/error"
-import { Suspense } from "solid-js"
+import { Suspense, JSX } from "solid-js"
 
 const Home = lazy(() => import("@/pages/home"))
 const Session = lazy(() => import("@/pages/session"))
@@ -84,7 +84,7 @@ function ServerKey(props: ParentProps) {
   )
 }
 
-export function AppInterface(props: { defaultUrl?: string }) {
+export function AppInterface(props: { defaultUrl?: string; children?: JSX.Element }) {
   const platform = usePlatform()
 
   const stored = (() => {
@@ -111,7 +111,7 @@ export function AppInterface(props: { defaultUrl?: string }) {
         <GlobalSDKProvider>
           <GlobalSyncProvider>
             <Router
-              root={(props) => (
+              root={(routerProps) => (
                 <SettingsProvider>
                   <PermissionProvider>
                     <LayoutProvider>
@@ -119,7 +119,10 @@ export function AppInterface(props: { defaultUrl?: string }) {
                         <ModelsProvider>
                           <CommandProvider>
                             <HighlightsProvider>
-                              <Layout>{props.children}</Layout>
+                              <Layout>
+                                {props.children}
+                                {routerProps.children}
+                              </Layout>
                             </HighlightsProvider>
                           </CommandProvider>
                         </ModelsProvider>

packages/app/src/components/dialog-custom-provider.tsx

@@ -124,16 +124,16 @@ export function DialogCustomProvider(props: Props) {
     const key = apiKey && !env ? apiKey : undefined
 
     const idError = !providerID
-      ? "Provider ID is required"
+      ? language.t("provider.custom.error.providerID.required")
       : !PROVIDER_ID.test(providerID)
-        ? "Use lowercase letters, numbers, hyphens, or underscores"
+        ? language.t("provider.custom.error.providerID.format")
         : undefined
 
-    const nameError = !name ? "Display name is required" : undefined
+    const nameError = !name ? language.t("provider.custom.error.name.required") : undefined
     const urlError = !baseURL
-      ? "Base URL is required"
+      ? language.t("provider.custom.error.baseURL.required")
       : !/^https?:\/\//.test(baseURL)
-        ? "Must start with http:// or https://"
+        ? language.t("provider.custom.error.baseURL.format")
         : undefined
 
     const disabled = (globalSync.data.config.disabled_providers ?? []).includes(providerID)
@@ -141,21 +141,21 @@ export function DialogCustomProvider(props: Props) {
     const existsError = idError
       ? undefined
       : existingProvider && !disabled
-        ? "That provider ID already exists"
+        ? language.t("provider.custom.error.providerID.exists")
         : undefined
 
     const seenModels = new Set<string>()
     const modelErrors = form.models.map((m) => {
       const id = m.id.trim()
       const modelIdError = !id
-        ? "Required"
+        ? language.t("provider.custom.error.required")
         : seenModels.has(id)
-          ? "Duplicate"
+          ? language.t("provider.custom.error.duplicate")
           : (() => {
               seenModels.add(id)
               return undefined
             })()
-      const modelNameError = !m.name.trim() ? "Required" : undefined
+      const modelNameError = !m.name.trim() ? language.t("provider.custom.error.required") : undefined
       return { id: modelIdError, name: modelNameError }
     })
     const modelsValid = modelErrors.every((m) => !m.id && !m.name)
@@ -168,14 +168,14 @@ export function DialogCustomProvider(props: Props) {
 
       if (!key && !value) return {}
       const keyError = !key
-        ? "Required"
+        ? language.t("provider.custom.error.required")
         : seenHeaders.has(key.toLowerCase())
-          ? "Duplicate"
+          ? language.t("provider.custom.error.duplicate")
           : (() => {
               seenHeaders.add(key.toLowerCase())
               return undefined
             })()
-      const valueError = !value ? "Required" : undefined
+      const valueError = !value ? language.t("provider.custom.error.required") : undefined
       return { key: keyError, value: valueError }
     })
     const headersValid = headerErrors.every((h) => !h.key && !h.value)
@@ -278,64 +278,64 @@ export function DialogCustomProvider(props: Props) {
       <div class="flex flex-col gap-6 px-2.5 pb-3 overflow-y-auto max-h-[60vh]">
         <div class="px-2.5 flex gap-4 items-center">
           <ProviderIcon id="synthetic" class="size-5 shrink-0 icon-strong-base" />
-          <div class="text-16-medium text-text-strong">Custom provider</div>
+          <div class="text-16-medium text-text-strong">{language.t("provider.custom.title")}</div>
         </div>
 
         <form onSubmit={save} class="px-2.5 pb-6 flex flex-col gap-6">
           <p class="text-14-regular text-text-base">
-            Configure an OpenAI-compatible provider. See the{" "}
+            {language.t("provider.custom.description.prefix")}
             <Link href="https://opencode.ai/docs/providers/#custom-provider" tabIndex={-1}>
-              provider config docs
+              {language.t("provider.custom.description.link")}
             </Link>
-            .
+            {language.t("provider.custom.description.suffix")}
           </p>
 
           <div class="flex flex-col gap-4">
             <TextField
               autofocus
-              label="Provider ID"
+              label={language.t("provider.custom.field.providerID.label")}
-              placeholder="myprovider"
+              placeholder={language.t("provider.custom.field.providerID.placeholder")}
-              description="Lowercase letters, numbers, hyphens, or underscores"
+              description={language.t("provider.custom.field.providerID.description")}
               value={form.providerID}
               onChange={setForm.bind(null, "providerID")}
               validationState={errors.providerID ? "invalid" : undefined}
               error={errors.providerID}
             />
             <TextField
-              label="Display name"
+              label={language.t("provider.custom.field.name.label")}
-              placeholder="My AI Provider"
+              placeholder={language.t("provider.custom.field.name.placeholder")}
               value={form.name}
               onChange={setForm.bind(null, "name")}
               validationState={errors.name ? "invalid" : undefined}
               error={errors.name}
             />
             <TextField
-              label="Base URL"
+              label={language.t("provider.custom.field.baseURL.label")}
-              placeholder="https://api.myprovider.com/v1"
+              placeholder={language.t("provider.custom.field.baseURL.placeholder")}
               value={form.baseURL}
               onChange={setForm.bind(null, "baseURL")}
               validationState={errors.baseURL ? "invalid" : undefined}
               error={errors.baseURL}
             />
             <TextField
-              label="API key"
+              label={language.t("provider.custom.field.apiKey.label")}
-              placeholder="API key"
+              placeholder={language.t("provider.custom.field.apiKey.placeholder")}
-              description="Optional. Leave empty if you manage auth via headers."
+              description={language.t("provider.custom.field.apiKey.description")}
               value={form.apiKey}
               onChange={setForm.bind(null, "apiKey")}
             />
           </div>
 
           <div class="flex flex-col gap-3">
-            <label class="text-12-medium text-text-weak">Models</label>
+            <label class="text-12-medium text-text-weak">{language.t("provider.custom.models.label")}</label>
             <For each={form.models}>
               {(m, i) => (
                 <div class="flex gap-2 items-start">
                   <div class="flex-1">
                     <TextField
-                      label="ID"
+                      label={language.t("provider.custom.models.id.label")}
                       hideLabel
-                      placeholder="model-id"
+                      placeholder={language.t("provider.custom.models.id.placeholder")}
                       value={m.id}
                       onChange={(v) => setForm("models", i(), "id", v)}
                       validationState={errors.models[i()]?.id ? "invalid" : undefined}
@@ -344,9 +344,9 @@ export function DialogCustomProvider(props: Props) {
                   </div>
                   <div class="flex-1">
                     <TextField
-                      label="Name"
+                      label={language.t("provider.custom.models.name.label")}
                       hideLabel
-                      placeholder="Display Name"
+                      placeholder={language.t("provider.custom.models.name.placeholder")}
                       value={m.name}
                       onChange={(v) => setForm("models", i(), "name", v)}
                       validationState={errors.models[i()]?.name ? "invalid" : undefined}
@@ -360,26 +360,26 @@ export function DialogCustomProvider(props: Props) {
                     class="mt-1.5"
                     onClick={() => removeModel(i())}
                     disabled={form.models.length <= 1}
-                    aria-label="Remove model"
+                    aria-label={language.t("provider.custom.models.remove")}
                   />
                 </div>
               )}
             </For>
             <Button type="button" size="small" variant="ghost" icon="plus-small" onClick={addModel} class="self-start">
-              Add model
+              {language.t("provider.custom.models.add")}
             </Button>
           </div>
 
           <div class="flex flex-col gap-3">
-            <label class="text-12-medium text-text-weak">Headers (optional)</label>
+            <label class="text-12-medium text-text-weak">{language.t("provider.custom.headers.label")}</label>
             <For each={form.headers}>
               {(h, i) => (
                 <div class="flex gap-2 items-start">
                   <div class="flex-1">
                     <TextField
-                      label="Header"
+                      label={language.t("provider.custom.headers.key.label")}
                       hideLabel
-                      placeholder="Header-Name"
+                      placeholder={language.t("provider.custom.headers.key.placeholder")}
                       value={h.key}
                       onChange={(v) => setForm("headers", i(), "key", v)}
                       validationState={errors.headers[i()]?.key ? "invalid" : undefined}
@@ -388,9 +388,9 @@ export function DialogCustomProvider(props: Props) {
                   </div>
                   <div class="flex-1">
                     <TextField
-                      label="Value"
+                      label={language.t("provider.custom.headers.value.label")}
                       hideLabel
-                      placeholder="value"
+                      placeholder={language.t("provider.custom.headers.value.placeholder")}
                       value={h.value}
                       onChange={(v) => setForm("headers", i(), "value", v)}
                       validationState={errors.headers[i()]?.value ? "invalid" : undefined}
@@ -404,18 +404,18 @@ export function DialogCustomProvider(props: Props) {
                     class="mt-1.5"
                     onClick={() => removeHeader(i())}
                     disabled={form.headers.length <= 1}
-                    aria-label="Remove header"
+                    aria-label={language.t("provider.custom.headers.remove")}
                   />
                 </div>
               )}
             </For>
             <Button type="button" size="small" variant="ghost" icon="plus-small" onClick={addHeader} class="self-start">
-              Add header
+              {language.t("provider.custom.headers.add")}
             </Button>
           </div>
 
           <Button class="w-auto self-start" type="submit" size="large" variant="primary" disabled={form.saving}>
-            {form.saving ? "Saving..." : language.t("common.submit")}
+            {form.saving ? language.t("common.saving") : language.t("common.submit")}
           </Button>
         </form>
       </div>

packages/app/src/components/dialog-edit-project.tsx

@@ -223,7 +223,7 @@ export function DialogEditProject(props: { project: LocalProject }) {
             value={store.startup}
             onChange={(v) => setStore("startup", v)}
             spellcheck={false}
-            class="max-h-40 w-full font-mono text-xs no-scrollbar"
+            class="max-h-14 w-full overflow-y-auto font-mono text-xs"
           />
         </div>
 

packages/app/src/components/dialog-select-file.tsx

@@ -15,6 +15,7 @@ import { useLayout } from "@/context/layout"
 import { useFile } from "@/context/file"
 import { useLanguage } from "@/context/language"
 import { decode64 } from "@/utils/base64"
+import { getRelativeTime } from "@/utils/time"
 
 type EntryType = "command" | "file" | "session"
 
@@ -30,6 +31,7 @@ type Entry = {
   directory?: string
   sessionID?: string
   archived?: number
+  updated?: number
 }
 
 type DialogSelectFileMode = "all" | "files"
@@ -120,6 +122,7 @@ export function DialogSelectFile(props: { mode?: DialogSelectFileMode; onOpenFil
     title: string
     description: string
     archived?: number
+    updated?: number
   }): Entry => ({
     id: `session:${input.directory}:${input.id}`,
     type: "session",
@@ -129,6 +132,7 @@ export function DialogSelectFile(props: { mode?: DialogSelectFileMode; onOpenFil
     directory: input.directory,
     sessionID: input.id,
     archived: input.archived,
+    updated: input.updated,
   })
 
   const list = createMemo(() => allowed().map(commandItem))
@@ -214,6 +218,7 @@ export function DialogSelectFile(props: { mode?: DialogSelectFileMode; onOpenFil
                 description,
                 directory,
                 archived: s.time?.archived,
+                updated: s.time?.updated,
               })),
           )
           .catch(() => [] as { id: string; title: string; description: string; directory: string; archived?: number }[])
@@ -384,6 +389,11 @@ export function DialogSelectFile(props: { mode?: DialogSelectFileMode; onOpenFil
                     </Show>
                   </div>
                 </div>
+                <Show when={item.updated}>
+                  <span class="text-12-regular text-text-weak whitespace-nowrap ml-2">
+                    {getRelativeTime(new Date(item.updated!).toISOString())}
+                  </span>
+                </Show>
               </div>
             </Match>
           </Switch>

packages/app/src/components/dialog-select-model.tsx

@@ -87,11 +87,13 @@ const ModelList: Component<{
   )
 }
 
-export function ModelSelectorPopover<T extends ValidComponent = "div">(props: {
+type ModelSelectorTriggerProps = Omit<ComponentProps<typeof Kobalte.Trigger>, "as" | "ref">
+
+export function ModelSelectorPopover(props: {
   provider?: string
   children?: JSX.Element
-  triggerAs?: T
+  triggerAs?: ValidComponent
-  triggerProps?: ComponentProps<T>
+  triggerProps?: ModelSelectorTriggerProps
 }) {
   const [store, setStore] = createStore<{
     open: boolean
@@ -176,11 +178,7 @@ export function ModelSelectorPopover<T extends ValidComponent = "div">(props: {
       placement="top-start"
       gutter={8}
     >
-      <Kobalte.Trigger
+      <Kobalte.Trigger ref={(el) => setStore("trigger", el)} as={props.triggerAs ?? "div"} {...props.triggerProps}>
-        ref={(el) => setStore("trigger", el)}
-        as={props.triggerAs ?? "div"}
-        {...(props.triggerProps as any)}
-      >
         {props.children}
       </Kobalte.Trigger>
       <Kobalte.Portal>

packages/app/src/components/dialog-select-server.tsx

@@ -1,4 +1,4 @@
-import { createResource, createEffect, createMemo, onCleanup, Show, createSignal } from "solid-js"
+import { createResource, createEffect, createMemo, onCleanup, Show } from "solid-js"
 import { createStore, reconcile } from "solid-js/store"
 import { useDialog } from "@opencode-ai/ui/context/dialog"
 import { Dialog } from "@opencode-ai/ui/dialog"
@@ -6,17 +6,15 @@ import { List } from "@opencode-ai/ui/list"
 import { Button } from "@opencode-ai/ui/button"
 import { IconButton } from "@opencode-ai/ui/icon-button"
 import { TextField } from "@opencode-ai/ui/text-field"
-import { normalizeServerUrl, serverDisplayName, useServer } from "@/context/server"
+import { normalizeServerUrl, useServer } from "@/context/server"
 import { usePlatform } from "@/context/platform"
-import { createOpencodeClient } from "@opencode-ai/sdk/v2/client"
 import { useNavigate } from "@solidjs/router"
 import { useLanguage } from "@/context/language"
 import { DropdownMenu } from "@opencode-ai/ui/dropdown-menu"
-import { Tooltip } from "@opencode-ai/ui/tooltip"
 import { useGlobalSDK } from "@/context/global-sdk"
 import { showToast } from "@opencode-ai/ui/toast"
-
+import { ServerRow } from "@/components/server/server-row"
-type ServerStatus = { healthy: boolean; version?: string }
+import { checkServerHealth, type ServerHealth } from "@/utils/server-health"
 
 interface AddRowProps {
   value: string
@@ -40,19 +38,6 @@ interface EditRowProps {
   onBlur: () => void
 }
 
-async function checkHealth(url: string, platform: ReturnType<typeof usePlatform>): Promise<ServerStatus> {
-  const signal = (AbortSignal as unknown as { timeout?: (ms: number) => AbortSignal }).timeout?.(3000)
-  const sdk = createOpencodeClient({
-    baseUrl: url,
-    fetch: platform.fetch,
-    signal,
-  })
-  return sdk.global
-    .health()
-    .then((x) => ({ healthy: x.data?.healthy === true, version: x.data?.version }))
-    .catch(() => ({ healthy: false }))
-}
-
 function AddRow(props: AddRowProps) {
   return (
     <div class="flex items-center px-4 min-h-14 py-3 min-w-0 flex-1">
@@ -131,7 +116,7 @@ export function DialogSelectServer() {
   const globalSDK = useGlobalSDK()
   const language = useLanguage()
   const [store, setStore] = createStore({
-    status: {} as Record<string, ServerStatus | undefined>,
+    status: {} as Record<string, ServerHealth | undefined>,
     addServer: {
       url: "",
       adding: false,
@@ -165,6 +150,7 @@ export function DialogSelectServer() {
     { initialValue: null },
   )
   const canDefault = createMemo(() => !!platform.getDefaultServerUrl && !!platform.setDefaultServerUrl)
+  const fetcher = platform.fetch ?? globalThis.fetch
 
   const looksComplete = (value: string) => {
     const normalized = normalizeServerUrl(value)
@@ -180,7 +166,7 @@ export function DialogSelectServer() {
     if (!looksComplete(value)) return
     const normalized = normalizeServerUrl(value)
     if (!normalized) return
-    const result = await checkHealth(normalized, platform)
+    const result = await checkServerHealth(normalized, fetcher)
     setStatus(result.healthy)
   }
 
@@ -227,7 +213,7 @@ export function DialogSelectServer() {
     if (!list.length) return list
     const active = current()
     const order = new Map(list.map((url, index) => [url, index] as const))
-    const rank = (value?: ServerStatus) => {
+    const rank = (value?: ServerHealth) => {
       if (value?.healthy === true) return 0
       if (value?.healthy === false) return 2
       return 1
@@ -242,10 +228,10 @@ export function DialogSelectServer() {
   })
 
   async function refreshHealth() {
-    const results: Record<string, ServerStatus> = {}
+    const results: Record<string, ServerHealth> = {}
     await Promise.all(
       items().map(async (url) => {
-        results[url] = await checkHealth(url, platform)
+        results[url] = await checkServerHealth(url, fetcher)
       }),
     )
     setStore("status", reconcile(results))
@@ -300,7 +286,7 @@ export function DialogSelectServer() {
 
     setStore("addServer", { adding: true, error: "" })
 
-    const result = await checkHealth(normalized, platform)
+    const result = await checkServerHealth(normalized, fetcher)
     setStore("addServer", { adding: false })
 
     if (!result.healthy) {
@@ -327,7 +313,7 @@ export function DialogSelectServer() {
 
     setStore("editServer", { busy: true, error: "" })
 
-    const result = await checkHealth(normalized, platform)
+    const result = await checkServerHealth(normalized, fetcher)
     setStore("editServer", { busy: false })
 
     if (!result.healthy) {
@@ -369,6 +355,9 @@ export function DialogSelectServer() {
 
   async function handleRemove(url: string) {
     server.remove(url)
+    if ((await platform.getDefaultServerUrl?.()) === url) {
+      platform.setDefaultServerUrl?.(null)
+    }
   }
 
   return (
@@ -410,35 +399,6 @@ export function DialogSelectServer() {
           }
         >
           {(i) => {
-            const [truncated, setTruncated] = createSignal(false)
-            let nameRef: HTMLSpanElement | undefined
-            let versionRef: HTMLSpanElement | undefined
-
-            const check = () => {
-              const nameTruncated = nameRef ? nameRef.scrollWidth > nameRef.clientWidth : false
-              const versionTruncated = versionRef ? versionRef.scrollWidth > versionRef.clientWidth : false
-              setTruncated(nameTruncated || versionTruncated)
-            }
-
-            createEffect(() => {
-              check()
-              window.addEventListener("resize", check)
-              onCleanup(() => window.removeEventListener("resize", check))
-            })
-
-            const tooltipValue = () => {
-              const name = serverDisplayName(i)
-              const version = store.status[i]?.version
-              return (
-                <span class="flex items-center gap-2">
-                  <span>{name}</span>
-                  <Show when={version}>
-                    <span class="text-text-invert-base">{version}</span>
-                  </Show>
-                </span>
-              )
-            }
-
             return (
               <div class="flex items-center gap-3 min-w-0 flex-1 group/item">
                 <Show
@@ -456,34 +416,19 @@ export function DialogSelectServer() {
                     />
                   }
                 >
-                  <Tooltip value={tooltipValue()} placement="top" inactive={!truncated()}>
+                  <ServerRow
-                    <div
+                    url={i}
+                    status={store.status[i]}
+                    dimmed={store.status[i]?.healthy === false}
                     class="flex items-center gap-3 px-4 min-w-0 flex-1"
-                      classList={{ "opacity-50": store.status[i]?.healthy === false }}
+                    badge={
-                    >
-                      <div
-                        classList={{
-                          "size-1.5 rounded-full shrink-0": true,
-                          "bg-icon-success-base": store.status[i]?.healthy === true,
-                          "bg-icon-critical-base": store.status[i]?.healthy === false,
-                          "bg-border-weak-base": store.status[i] === undefined,
-                        }}
-                      />
-                      <span ref={nameRef} class="truncate">
-                        {serverDisplayName(i)}
-                      </span>
-                      <Show when={store.status[i]?.version}>
-                        <span ref={versionRef} class="text-text-weak text-14-regular truncate">
-                          {store.status[i]?.version}
-                        </span>
-                      </Show>
                       <Show when={defaultUrl() === i}>
                         <span class="text-text-weak bg-surface-base text-14-regular px-1.5 rounded-xs">
                           {language.t("dialog.server.status.default")}
                         </span>
                       </Show>
-                    </div>
+                    }
-                  </Tooltip>
+                  />
                 </Show>
                 <Show when={store.editServer.id !== i}>
                   <div class="flex items-center justify-center gap-5 pl-4">

packages/app/src/components/file-tree.test.ts

@@ -0,0 +1,77 @@
+import { beforeAll, describe, expect, mock, test } from "bun:test"
+
+let shouldListRoot: typeof import("./file-tree").shouldListRoot
+let shouldListExpanded: typeof import("./file-tree").shouldListExpanded
+let dirsToExpand: typeof import("./file-tree").dirsToExpand
+
+beforeAll(async () => {
+  mock.module("@solidjs/router", () => ({
+    useParams: () => ({}),
+  }))
+  mock.module("@/context/file", () => ({
+    useFile: () => ({
+      tree: {
+        state: () => undefined,
+        list: () => Promise.resolve(),
+        children: () => [],
+        expand: () => {},
+        collapse: () => {},
+      },
+    }),
+  }))
+  mock.module("@opencode-ai/ui/collapsible", () => ({
+    Collapsible: {
+      Trigger: (props: { children?: unknown }) => props.children,
+      Content: (props: { children?: unknown }) => props.children,
+    },
+  }))
+  mock.module("@opencode-ai/ui/file-icon", () => ({ FileIcon: () => null }))
+  mock.module("@opencode-ai/ui/icon", () => ({ Icon: () => null }))
+  mock.module("@opencode-ai/ui/tooltip", () => ({ Tooltip: (props: { children?: unknown }) => props.children }))
+  const mod = await import("./file-tree")
+  shouldListRoot = mod.shouldListRoot
+  shouldListExpanded = mod.shouldListExpanded
+  dirsToExpand = mod.dirsToExpand
+})
+
+describe("file tree fetch discipline", () => {
+  test("root lists on mount unless already loaded or loading", () => {
+    expect(shouldListRoot({ level: 0 })).toBe(true)
+    expect(shouldListRoot({ level: 0, dir: { loaded: true } })).toBe(false)
+    expect(shouldListRoot({ level: 0, dir: { loading: true } })).toBe(false)
+    expect(shouldListRoot({ level: 1 })).toBe(false)
+  })
+
+  test("nested dirs list only when expanded and stale", () => {
+    expect(shouldListExpanded({ level: 1 })).toBe(false)
+    expect(shouldListExpanded({ level: 1, dir: { expanded: false } })).toBe(false)
+    expect(shouldListExpanded({ level: 1, dir: { expanded: true } })).toBe(true)
+    expect(shouldListExpanded({ level: 1, dir: { expanded: true, loaded: true } })).toBe(false)
+    expect(shouldListExpanded({ level: 1, dir: { expanded: true, loading: true } })).toBe(false)
+    expect(shouldListExpanded({ level: 0, dir: { expanded: true } })).toBe(false)
+  })
+
+  test("allowed auto-expand picks only collapsed dirs", () => {
+    const expanded = new Set<string>()
+    const filter = { dirs: new Set(["src", "src/components"]) }
+
+    const first = dirsToExpand({
+      level: 0,
+      filter,
+      expanded: (dir) => expanded.has(dir),
+    })
+
+    expect(first).toEqual(["src", "src/components"])
+
+    for (const dir of first) expanded.add(dir)
+
+    const second = dirsToExpand({
+      level: 0,
+      filter,
+      expanded: (dir) => expanded.has(dir),
+    })
+
+    expect(second).toEqual([])
+    expect(dirsToExpand({ level: 1, filter, expanded: () => false })).toEqual([])
+  })
+})

packages/app/src/components/file-tree.tsx

@@ -8,6 +8,7 @@ import {
   createMemo,
   For,
   Match,
+  on,
   Show,
   splitProps,
   Switch,
@@ -18,6 +19,14 @@ import {
 import { Dynamic } from "solid-js/web"
 import type { FileNode } from "@opencode-ai/sdk/v2"
 
+function pathToFileUrl(filepath: string): string {
+  const encodedPath = filepath
+    .split("/")
+    .map((segment) => encodeURIComponent(segment))
+    .join("/")
+  return `file://${encodedPath}`
+}
+
 type Kind = "add" | "del" | "mix"
 
 type Filter = {
@@ -25,6 +34,34 @@ type Filter = {
   dirs: Set<string>
 }
 
+export function shouldListRoot(input: { level: number; dir?: { loaded?: boolean; loading?: boolean } }) {
+  if (input.level !== 0) return false
+  if (input.dir?.loaded) return false
+  if (input.dir?.loading) return false
+  return true
+}
+
+export function shouldListExpanded(input: {
+  level: number
+  dir?: { expanded?: boolean; loaded?: boolean; loading?: boolean }
+}) {
+  if (input.level === 0) return false
+  if (!input.dir?.expanded) return false
+  if (input.dir.loaded) return false
+  if (input.dir.loading) return false
+  return true
+}
+
+export function dirsToExpand(input: {
+  level: number
+  filter?: { dirs: Set<string> }
+  expanded: (dir: string) => boolean
+}) {
+  if (input.level !== 0) return []
+  if (!input.filter) return []
+  return [...input.filter.dirs].filter((dir) => !input.expanded(dir))
+}
+
 export default function FileTree(props: {
   path: string
   class?: string
@@ -111,19 +148,30 @@ export default function FileTree(props: {
 
   createEffect(() => {
     const current = filter()
-    if (!current) return
+    const dirs = dirsToExpand({
-    if (level !== 0) return
+      level,
-
+      filter: current,
-    for (const dir of current.dirs) {
+      expanded: (dir) => untrack(() => file.tree.state(dir)?.expanded) ?? false,
-      const expanded = untrack(() => file.tree.state(dir)?.expanded) ?? false
+    })
-      if (expanded) continue
+    for (const dir of dirs) file.tree.expand(dir)
-      file.tree.expand(dir)
-    }
   })
 
+  createEffect(
+    on(
+      () => props.path,
+      (path) => {
+        const dir = untrack(() => file.tree.state(path))
+        if (!shouldListRoot({ level, dir })) return
+        void file.tree.list(path)
+      },
+      { defer: false },
+    ),
+  )
+
   createEffect(() => {
-    const path = props.path
+    const dir = file.tree.state(props.path)
-    untrack(() => void file.tree.list(path))
+    if (!shouldListExpanded({ level, dir })) return
+    void file.tree.list(props.path)
   })
 
   const nodes = createMemo(() => {
@@ -207,7 +255,7 @@ export default function FileTree(props: {
         onDragStart={(e: DragEvent) => {
           if (!draggable()) return
           e.dataTransfer?.setData("text/plain", `file:${local.node.path}`)
-          e.dataTransfer?.setData("text/uri-list", `file://${local.node.path}`)
+          e.dataTransfer?.setData("text/uri-list", pathToFileUrl(local.node.path))
           if (e.dataTransfer) e.dataTransfer.effectAllowed = "copy"
 
           const dragImage = document.createElement("div")

packages/app/src/components/prompt-input/attachments.ts

@@ -0,0 +1,132 @@
+import { onCleanup, onMount } from "solid-js"
+import { showToast } from "@opencode-ai/ui/toast"
+import { usePrompt, type ContentPart, type ImageAttachmentPart } from "@/context/prompt"
+import { useLanguage } from "@/context/language"
+import { getCursorPosition } from "./editor-dom"
+
+export const ACCEPTED_IMAGE_TYPES = ["image/png", "image/jpeg", "image/gif", "image/webp"]
+export const ACCEPTED_FILE_TYPES = [...ACCEPTED_IMAGE_TYPES, "application/pdf"]
+
+type PromptAttachmentsInput = {
+  editor: () => HTMLDivElement | undefined
+  isFocused: () => boolean
+  isDialogActive: () => boolean
+  setDragging: (value: boolean) => void
+  addPart: (part: ContentPart) => void
+}
+
+export function createPromptAttachments(input: PromptAttachmentsInput) {
+  const prompt = usePrompt()
+  const language = useLanguage()
+
+  const addImageAttachment = async (file: File) => {
+    if (!ACCEPTED_FILE_TYPES.includes(file.type)) return
+
+    const reader = new FileReader()
+    reader.onload = () => {
+      const editor = input.editor()
+      if (!editor) return
+      const dataUrl = reader.result as string
+      const attachment: ImageAttachmentPart = {
+        type: "image",
+        id: crypto.randomUUID(),
+        filename: file.name,
+        mime: file.type,
+        dataUrl,
+      }
+      const cursorPosition = prompt.cursor() ?? getCursorPosition(editor)
+      prompt.set([...prompt.current(), attachment], cursorPosition)
+    }
+    reader.readAsDataURL(file)
+  }
+
+  const removeImageAttachment = (id: string) => {
+    const current = prompt.current()
+    const next = current.filter((part) => part.type !== "image" || part.id !== id)
+    prompt.set(next, prompt.cursor())
+  }
+
+  const handlePaste = async (event: ClipboardEvent) => {
+    if (!input.isFocused()) return
+    const clipboardData = event.clipboardData
+    if (!clipboardData) return
+
+    event.preventDefault()
+    event.stopPropagation()
+
+    const items = Array.from(clipboardData.items)
+    const fileItems = items.filter((item) => item.kind === "file")
+    const imageItems = fileItems.filter((item) => ACCEPTED_FILE_TYPES.includes(item.type))
+
+    if (imageItems.length > 0) {
+      for (const item of imageItems) {
+        const file = item.getAsFile()
+        if (file) await addImageAttachment(file)
+      }
+      return
+    }
+
+    if (fileItems.length > 0) {
+      showToast({
+        title: language.t("prompt.toast.pasteUnsupported.title"),
+        description: language.t("prompt.toast.pasteUnsupported.description"),
+      })
+      return
+    }
+
+    const plainText = clipboardData.getData("text/plain") ?? ""
+    if (!plainText) return
+    input.addPart({ type: "text", content: plainText, start: 0, end: 0 })
+  }
+
+  const handleGlobalDragOver = (event: DragEvent) => {
+    if (input.isDialogActive()) return
+
+    event.preventDefault()
+    const hasFiles = event.dataTransfer?.types.includes("Files")
+    if (hasFiles) {
+      input.setDragging(true)
+    }
+  }
+
+  const handleGlobalDragLeave = (event: DragEvent) => {
+    if (input.isDialogActive()) return
+    if (!event.relatedTarget) {
+      input.setDragging(false)
+    }
+  }
+
+  const handleGlobalDrop = async (event: DragEvent) => {
+    if (input.isDialogActive()) return
+
+    event.preventDefault()
+    input.setDragging(false)
+
+    const dropped = event.dataTransfer?.files
+    if (!dropped) return
+
+    for (const file of Array.from(dropped)) {
+      if (ACCEPTED_FILE_TYPES.includes(file.type)) {
+        await addImageAttachment(file)
+      }
+    }
+  }
+
+  onMount(() => {
+    document.addEventListener("dragover", handleGlobalDragOver)
+    document.addEventListener("dragleave", handleGlobalDragLeave)
+    document.addEventListener("drop", handleGlobalDrop)
+  })
+
+  onCleanup(() => {
+    document.removeEventListener("dragover", handleGlobalDragOver)
+    document.removeEventListener("dragleave", handleGlobalDragLeave)
+    document.removeEventListener("drop", handleGlobalDrop)
+  })
+
+  return {
+    addImageAttachment,
+    removeImageAttachment,
+    handlePaste,
+  }
+}

packages/app/src/components/prompt-input/build-request-parts.test.ts

@@ -0,0 +1,67 @@
+import { describe, expect, test } from "bun:test"
+import type { Prompt } from "@/context/prompt"
+import { buildRequestParts } from "./build-request-parts"
+
+describe("buildRequestParts", () => {
+  test("builds typed request and optimistic parts without cast path", () => {
+    const prompt: Prompt = [
+      { type: "text", content: "hello", start: 0, end: 5 },
+      {
+        type: "file",
+        path: "src/foo.ts",
+        content: "@src/foo.ts",
+        start: 5,
+        end: 16,
+        selection: { startLine: 4, startChar: 1, endLine: 6, endChar: 1 },
+      },
+      { type: "agent", name: "planner", content: "@planner", start: 16, end: 24 },
+    ]
+
+    const result = buildRequestParts({
+      prompt,
+      context: [{ key: "ctx:1", type: "file", path: "src/bar.ts", comment: "check this" }],
+      images: [
+        { type: "image", id: "img_1", filename: "a.png", mime: "image/png", dataUrl: "data:image/png;base64,AAA" },
+      ],
+      text: "hello @src/foo.ts @planner",
+      messageID: "msg_1",
+      sessionID: "ses_1",
+      sessionDirectory: "/repo",
+    })
+
+    expect(result.requestParts[0]?.type).toBe("text")
+    expect(result.requestParts.some((part) => part.type === "agent")).toBe(true)
+    expect(
+      result.requestParts.some((part) => part.type === "file" && part.url.startsWith("file:///repo/src/foo.ts")),
+    ).toBe(true)
+    expect(result.requestParts.some((part) => part.type === "text" && part.synthetic)).toBe(true)
+
+    expect(result.optimisticParts).toHaveLength(result.requestParts.length)
+    expect(result.optimisticParts.every((part) => part.sessionID === "ses_1" && part.messageID === "msg_1")).toBe(true)
+  })
+
+  test("deduplicates context files when prompt already includes same path", () => {
+    const prompt: Prompt = [{ type: "file", path: "src/foo.ts", content: "@src/foo.ts", start: 0, end: 11 }]
+
+    const result = buildRequestParts({
+      prompt,
+      context: [
+        { key: "ctx:dup", type: "file", path: "src/foo.ts" },
+        { key: "ctx:comment", type: "file", path: "src/foo.ts", comment: "focus here" },
+      ],
+      images: [],
+      text: "@src/foo.ts",
+      messageID: "msg_2",
+      sessionID: "ses_2",
+      sessionDirectory: "/repo",
+    })
+
+    const fooFiles = result.requestParts.filter(
+      (part) => part.type === "file" && part.url.startsWith("file:///repo/src/foo.ts"),
+    )
+    const synthetic = result.requestParts.filter((part) => part.type === "text" && part.synthetic)
+
+    expect(fooFiles).toHaveLength(2)
+    expect(synthetic).toHaveLength(1)
+  })
+})

packages/app/src/components/prompt-input/build-request-parts.ts

@@ -0,0 +1,180 @@
+import { getFilename } from "@opencode-ai/util/path"
+import { type AgentPartInput, type FilePartInput, type Part, type TextPartInput } from "@opencode-ai/sdk/v2/client"
+import type { FileSelection } from "@/context/file"
+import type { AgentPart, FileAttachmentPart, ImageAttachmentPart, Prompt } from "@/context/prompt"
+import { Identifier } from "@/utils/id"
+
+type PromptRequestPart = (TextPartInput | FilePartInput | AgentPartInput) & { id: string }
+
+type ContextFile = {
+  key: string
+  type: "file"
+  path: string
+  selection?: FileSelection
+  comment?: string
+  commentID?: string
+  commentOrigin?: "review" | "file"
+  preview?: string
+}
+
+type BuildRequestPartsInput = {
+  prompt: Prompt
+  context: ContextFile[]
+  images: ImageAttachmentPart[]
+  text: string
+  messageID: string
+  sessionID: string
+  sessionDirectory: string
+}
+
+const absolute = (directory: string, path: string) =>
+  path.startsWith("/") ? path : (directory + "/" + path).replace("//", "/")
+
+const encodeFilePath = (filepath: string): string =>
+  filepath
+    .split("/")
+    .map((segment) => encodeURIComponent(segment))
+    .join("/")
+
+const fileQuery = (selection: FileSelection | undefined) =>
+  selection ? `?start=${selection.startLine}&end=${selection.endLine}` : ""
+
+const isFileAttachment = (part: Prompt[number]): part is FileAttachmentPart => part.type === "file"
+const isAgentAttachment = (part: Prompt[number]): part is AgentPart => part.type === "agent"
+
+const commentNote = (path: string, selection: FileSelection | undefined, comment: string) => {
+  const start = selection ? Math.min(selection.startLine, selection.endLine) : undefined
+  const end = selection ? Math.max(selection.startLine, selection.endLine) : undefined
+  const range =
+    start === undefined || end === undefined
+      ? "this file"
+      : start === end
+        ? `line ${start}`
+        : `lines ${start} through ${end}`
+  return `The user made the following comment regarding ${range} of ${path}: ${comment}`
+}
+
+const toOptimisticPart = (part: PromptRequestPart, sessionID: string, messageID: string): Part => {
+  if (part.type === "text") {
+    return {
+      id: part.id,
+      type: "text",
+      text: part.text,
+      synthetic: part.synthetic,
+      ignored: part.ignored,
+      time: part.time,
+      metadata: part.metadata,
+      sessionID,
+      messageID,
+    }
+  }
+  if (part.type === "file") {
+    return {
+      id: part.id,
+      type: "file",
+      mime: part.mime,
+      filename: part.filename,
+      url: part.url,
+      source: part.source,
+      sessionID,
+      messageID,
+    }
+  }
+  return {
+    id: part.id,
+    type: "agent",
+    name: part.name,
+    source: part.source,
+    sessionID,
+    messageID,
+  }
+}
+
+export function buildRequestParts(input: BuildRequestPartsInput) {
+  const requestParts: PromptRequestPart[] = [
+    {
+      id: Identifier.ascending("part"),
+      type: "text",
+      text: input.text,
+    },
+  ]
+
+  const files = input.prompt.filter(isFileAttachment).map((attachment) => {
+    const path = absolute(input.sessionDirectory, attachment.path)
+    return {
+      id: Identifier.ascending("part"),
+      type: "file",
+      mime: "text/plain",
+      url: `file://${encodeFilePath(path)}${fileQuery(attachment.selection)}`,
+      filename: getFilename(attachment.path),
+      source: {
+        type: "file",
+        text: {
+          value: attachment.content,
+          start: attachment.start,
+          end: attachment.end,
+        },
+        path,
+      },
+    } satisfies PromptRequestPart
+  })
+
+  const agents = input.prompt.filter(isAgentAttachment).map((attachment) => {
+    return {
+      id: Identifier.ascending("part"),
+      type: "agent",
+      name: attachment.name,
+      source: {
+        value: attachment.content,
+        start: attachment.start,
+        end: attachment.end,
+      },
+    } satisfies PromptRequestPart
+  })
+
+  const used = new Set(files.map((part) => part.url))
+  const context = input.context.flatMap((item) => {
+    const path = absolute(input.sessionDirectory, item.path)
+    const url = `file://${encodeFilePath(path)}${fileQuery(item.selection)}`
+    const comment = item.comment?.trim()
+    if (!comment && used.has(url)) return []
+    used.add(url)
+
+    const filePart = {
+      id: Identifier.ascending("part"),
+      type: "file",
+      mime: "text/plain",
+      url,
+      filename: getFilename(item.path),
+    } satisfies PromptRequestPart
+
+    if (!comment) return [filePart]
+
+    return [
+      {
+        id: Identifier.ascending("part"),
+        type: "text",
+        text: commentNote(item.path, item.selection, comment),
+        synthetic: true,
+      } satisfies PromptRequestPart,
+      filePart,
+    ]
+  })
+
+  const images = input.images.map((attachment) => {
+    return {
+      id: Identifier.ascending("part"),
+      type: "file",
+      mime: attachment.mime,
+      url: attachment.dataUrl,
+      filename: attachment.filename,
+    } satisfies PromptRequestPart
+  })
+
+  requestParts.push(...files, ...context, ...agents, ...images)
+
+  return {
+    requestParts,
+    optimisticParts: requestParts.map((part) => toOptimisticPart(part, input.sessionID, input.messageID)),
+  }
+}

packages/app/src/components/prompt-input/context-items.tsx

@@ -0,0 +1,82 @@
+import { Component, For, Show } from "solid-js"
+import { FileIcon } from "@opencode-ai/ui/file-icon"
+import { IconButton } from "@opencode-ai/ui/icon-button"
+import { Tooltip } from "@opencode-ai/ui/tooltip"
+import { getDirectory, getFilename, getFilenameTruncated } from "@opencode-ai/util/path"
+import type { ContextItem } from "@/context/prompt"
+
+type PromptContextItem = ContextItem & { key: string }
+
+type ContextItemsProps = {
+  items: PromptContextItem[]
+  active: (item: PromptContextItem) => boolean
+  openComment: (item: PromptContextItem) => void
+  remove: (item: PromptContextItem) => void
+  t: (key: string) => string
+}
+
+export const PromptContextItems: Component<ContextItemsProps> = (props) => {
+  return (
+    <Show when={props.items.length > 0}>
+      <div class="flex flex-nowrap items-start gap-2 p-2 overflow-x-auto no-scrollbar">
+        <For each={props.items}>
+          {(item) => (
+            <Tooltip
+              value={
+                <span class="flex max-w-[300px]">
+                  <span class="text-text-invert-base truncate-start [unicode-bidi:plaintext] min-w-0">
+                    {getDirectory(item.path)}
+                  </span>
+                  <span class="shrink-0">{getFilename(item.path)}</span>
+                </span>
+              }
+              placement="top"
+              openDelay={2000}
+            >
+              <div
+                classList={{
+                  "group shrink-0 flex flex-col rounded-[6px] pl-2 pr-1 py-1 max-w-[200px] h-12 transition-all transition-transform shadow-xs-border hover:shadow-xs-border-hover": true,
+                  "cursor-pointer hover:bg-surface-interactive-weak": !!item.commentID && !props.active(item),
+                  "cursor-pointer bg-surface-interactive-hover hover:bg-surface-interactive-hover shadow-xs-border-hover":
+                    props.active(item),
+                  "bg-background-stronger": !props.active(item),
+                }}
+                onClick={() => props.openComment(item)}
+              >
+                <div class="flex items-center gap-1.5">
+                  <FileIcon node={{ path: item.path, type: "file" }} class="shrink-0 size-3.5" />
+                  <div class="flex items-center text-11-regular min-w-0 font-medium">
+                    <span class="text-text-strong whitespace-nowrap">{getFilenameTruncated(item.path, 14)}</span>
+                    <Show when={item.selection}>
+                      {(sel) => (
+                        <span class="text-text-weak whitespace-nowrap shrink-0">
+                          {sel().startLine === sel().endLine
+                            ? `:${sel().startLine}`
+                            : `:${sel().startLine}-${sel().endLine}`}
+                        </span>
+                      )}
+                    </Show>
+                  </div>
+                  <IconButton
+                    type="button"
+                    icon="close-small"
+                    variant="ghost"
+                    class="ml-auto size-3.5 text-text-weak hover:text-text-strong transition-all"
+                    onClick={(e) => {
+                      e.stopPropagation()
+                      props.remove(item)
+                    }}
+                    aria-label={props.t("prompt.context.removeFile")}
+                  />
+                </div>
+                <Show when={item.comment}>
+                  {(comment) => <div class="text-12-regular text-text-strong ml-5 pr-1 truncate">{comment()}</div>}
+                </Show>
+              </div>
+            </Tooltip>
+          )}
+        </For>
+      </div>
+    </Show>
+  )
+}

packages/app/src/components/prompt-input/drag-overlay.tsx

@@ -0,0 +1,20 @@
+import { Component, Show } from "solid-js"
+import { Icon } from "@opencode-ai/ui/icon"
+
+type PromptDragOverlayProps = {
+  dragging: boolean
+  label: string
+}
+
+export const PromptDragOverlay: Component<PromptDragOverlayProps> = (props) => {
+  return (
+    <Show when={props.dragging}>
+      <div class="absolute inset-0 z-10 flex items-center justify-center bg-surface-raised-stronger-non-alpha/90 pointer-events-none">
+        <div class="flex flex-col items-center gap-2 text-text-weak">
+          <Icon name="photo" class="size-8" />
+          <span class="text-14-regular">{props.label}</span>
+        </div>
+      </div>
+    </Show>
+  )
+}

packages/app/src/components/prompt-input/editor-dom.test.ts

@@ -0,0 +1,51 @@
+import { describe, expect, test } from "bun:test"
+import { createTextFragment, getCursorPosition, getNodeLength, getTextLength, setCursorPosition } from "./editor-dom"
+
+describe("prompt-input editor dom", () => {
+  test("createTextFragment preserves newlines with br and zero-width placeholders", () => {
+    const fragment = createTextFragment("foo\n\nbar")
+    const container = document.createElement("div")
+    container.appendChild(fragment)
+
+    expect(container.childNodes.length).toBe(5)
+    expect(container.childNodes[0]?.textContent).toBe("foo")
+    expect((container.childNodes[1] as HTMLElement).tagName).toBe("BR")
+    expect(container.childNodes[2]?.textContent).toBe("\u200B")
+    expect((container.childNodes[3] as HTMLElement).tagName).toBe("BR")
+    expect(container.childNodes[4]?.textContent).toBe("bar")
+  })
+
+  test("length helpers treat breaks as one char and ignore zero-width chars", () => {
+    const container = document.createElement("div")
+    container.appendChild(document.createTextNode("ab\u200B"))
+    container.appendChild(document.createElement("br"))
+    container.appendChild(document.createTextNode("cd"))
+
+    expect(getNodeLength(container.childNodes[0]!)).toBe(2)
+    expect(getNodeLength(container.childNodes[1]!)).toBe(1)
+    expect(getTextLength(container)).toBe(5)
+  })
+
+  test("setCursorPosition and getCursorPosition round-trip with pills and breaks", () => {
+    const container = document.createElement("div")
+    const pill = document.createElement("span")
+    pill.dataset.type = "file"
+    pill.textContent = "@file"
+    container.appendChild(document.createTextNode("ab"))
+    container.appendChild(pill)
+    container.appendChild(document.createElement("br"))
+    container.appendChild(document.createTextNode("cd"))
+    document.body.appendChild(container)
+
+    setCursorPosition(container, 2)
+    expect(getCursorPosition(container)).toBe(2)
+
+    setCursorPosition(container, 7)
+    expect(getCursorPosition(container)).toBe(7)
+
+    setCursorPosition(container, 8)
+    expect(getCursorPosition(container)).toBe(8)
+
+    container.remove()
+  })
+})

packages/app/src/components/prompt-input/editor-dom.ts

@@ -0,0 +1,135 @@
+export function createTextFragment(content: string): DocumentFragment {
+  const fragment = document.createDocumentFragment()
+  const segments = content.split("\n")
+  segments.forEach((segment, index) => {
+    if (segment) {
+      fragment.appendChild(document.createTextNode(segment))
+    } else if (segments.length > 1) {
+      fragment.appendChild(document.createTextNode("\u200B"))
+    }
+    if (index < segments.length - 1) {
+      fragment.appendChild(document.createElement("br"))
+    }
+  })
+  return fragment
+}
+
+export function getNodeLength(node: Node): number {
+  if (node.nodeType === Node.ELEMENT_NODE && (node as HTMLElement).tagName === "BR") return 1
+  return (node.textContent ?? "").replace(/\u200B/g, "").length
+}
+
+export function getTextLength(node: Node): number {
+  if (node.nodeType === Node.TEXT_NODE) return (node.textContent ?? "").replace(/\u200B/g, "").length
+  if (node.nodeType === Node.ELEMENT_NODE && (node as HTMLElement).tagName === "BR") return 1
+  let length = 0
+  for (const child of Array.from(node.childNodes)) {
+    length += getTextLength(child)
+  }
+  return length
+}
+
+export function getCursorPosition(parent: HTMLElement): number {
+  const selection = window.getSelection()
+  if (!selection || selection.rangeCount === 0) return 0
+  const range = selection.getRangeAt(0)
+  if (!parent.contains(range.startContainer)) return 0
+  const preCaretRange = range.cloneRange()
+  preCaretRange.selectNodeContents(parent)
+  preCaretRange.setEnd(range.startContainer, range.startOffset)
+  return getTextLength(preCaretRange.cloneContents())
+}
+
+export function setCursorPosition(parent: HTMLElement, position: number) {
+  let remaining = position
+  let node = parent.firstChild
+  while (node) {
+    const length = getNodeLength(node)
+    const isText = node.nodeType === Node.TEXT_NODE
+    const isPill =
+      node.nodeType === Node.ELEMENT_NODE &&
+      ((node as HTMLElement).dataset.type === "file" || (node as HTMLElement).dataset.type === "agent")
+    const isBreak = node.nodeType === Node.ELEMENT_NODE && (node as HTMLElement).tagName === "BR"
+
+    if (isText && remaining <= length) {
+      const range = document.createRange()
+      const selection = window.getSelection()
+      range.setStart(node, remaining)
+      range.collapse(true)
+      selection?.removeAllRanges()
+      selection?.addRange(range)
+      return
+    }
+
+    if ((isPill || isBreak) && remaining <= length) {
+      const range = document.createRange()
+      const selection = window.getSelection()
+      if (remaining === 0) {
+        range.setStartBefore(node)
+      }
+      if (remaining > 0 && isPill) {
+        range.setStartAfter(node)
+      }
+      if (remaining > 0 && isBreak) {
+        const next = node.nextSibling
+        if (next && next.nodeType === Node.TEXT_NODE) {
+          range.setStart(next, 0)
+        }
+        if (!next || next.nodeType !== Node.TEXT_NODE) {
+          range.setStartAfter(node)
+        }
+      }
+      range.collapse(true)
+      selection?.removeAllRanges()
+      selection?.addRange(range)
+      return
+    }
+
+    remaining -= length
+    node = node.nextSibling
+  }
+
+  const fallbackRange = document.createRange()
+  const fallbackSelection = window.getSelection()
+  const last = parent.lastChild
+  if (last && last.nodeType === Node.TEXT_NODE) {
+    const len = last.textContent ? last.textContent.length : 0
+    fallbackRange.setStart(last, len)
+  }
+  if (!last || last.nodeType !== Node.TEXT_NODE) {
+    fallbackRange.selectNodeContents(parent)
+  }
+  fallbackRange.collapse(false)
+  fallbackSelection?.removeAllRanges()
+  fallbackSelection?.addRange(fallbackRange)
+}
+
+export function setRangeEdge(parent: HTMLElement, range: Range, edge: "start" | "end", offset: number) {
+  let remaining = offset
+  const nodes = Array.from(parent.childNodes)
+
+  for (const node of nodes) {
+    const length = getNodeLength(node)
+    const isText = node.nodeType === Node.TEXT_NODE
+    const isPill =
+      node.nodeType === Node.ELEMENT_NODE &&
+      ((node as HTMLElement).dataset.type === "file" || (node as HTMLElement).dataset.type === "agent")
+    const isBreak = node.nodeType === Node.ELEMENT_NODE && (node as HTMLElement).tagName === "BR"
+
+    if (isText && remaining <= length) {
+      if (edge === "start") range.setStart(node, remaining)
+      if (edge === "end") range.setEnd(node, remaining)
+      return
+    }
+
+    if ((isPill || isBreak) && remaining <= length) {
+      if (edge === "start" && remaining === 0) range.setStartBefore(node)
+      if (edge === "start" && remaining > 0) range.setStartAfter(node)
+      if (edge === "end" && remaining === 0) range.setEndBefore(node)
+      if (edge === "end" && remaining > 0) range.setEndAfter(node)
+      return
+    }
+
+    remaining -= length
+  }
+}

packages/app/src/components/prompt-input/history.test.ts

@@ -0,0 +1,69 @@
+import { describe, expect, test } from "bun:test"
+import type { Prompt } from "@/context/prompt"
+import { clonePromptParts, navigatePromptHistory, prependHistoryEntry, promptLength } from "./history"
+
+const DEFAULT_PROMPT: Prompt = [{ type: "text", content: "", start: 0, end: 0 }]
+
+const text = (value: string): Prompt => [{ type: "text", content: value, start: 0, end: value.length }]
+
+describe("prompt-input history", () => {
+  test("prependHistoryEntry skips empty prompt and deduplicates consecutive entries", () => {
+    const first = prependHistoryEntry([], DEFAULT_PROMPT)
+    expect(first).toEqual([])
+
+    const withOne = prependHistoryEntry([], text("hello"))
+    expect(withOne).toHaveLength(1)
+
+    const deduped = prependHistoryEntry(withOne, text("hello"))
+    expect(deduped).toBe(withOne)
+  })
+
+  test("navigatePromptHistory restores saved prompt when moving down from newest", () => {
+    const entries = [text("third"), text("second"), text("first")]
+    const up = navigatePromptHistory({
+      direction: "up",
+      entries,
+      historyIndex: -1,
+      currentPrompt: text("draft"),
+      savedPrompt: null,
+    })
+    expect(up.handled).toBe(true)
+    if (!up.handled) throw new Error("expected handled")
+    expect(up.historyIndex).toBe(0)
+    expect(up.cursor).toBe("start")
+
+    const down = navigatePromptHistory({
+      direction: "down",
+      entries,
+      historyIndex: up.historyIndex,
+      currentPrompt: text("ignored"),
+      savedPrompt: up.savedPrompt,
+    })
+    expect(down.handled).toBe(true)
+    if (!down.handled) throw new Error("expected handled")
+    expect(down.historyIndex).toBe(-1)
+    expect(down.prompt[0]?.type === "text" ? down.prompt[0].content : "").toBe("draft")
+  })
+
+  test("helpers clone prompt and count text content length", () => {
+    const original: Prompt = [
+      { type: "text", content: "one", start: 0, end: 3 },
+      {
+        type: "file",
+        path: "src/a.ts",
+        content: "@src/a.ts",
+        start: 3,
+        end: 12,
+        selection: { startLine: 1, startChar: 1, endLine: 2, endChar: 1 },
+      },
+      { type: "image", id: "1", filename: "img.png", mime: "image/png", dataUrl: "data:image/png;base64,abc" },
+    ]
+    const copy = clonePromptParts(original)
+    expect(copy).not.toBe(original)
+    expect(promptLength(copy)).toBe(12)
+    if (copy[1]?.type !== "file") throw new Error("expected file")
+    copy[1].selection!.startLine = 9
+    if (original[1]?.type !== "file") throw new Error("expected file")
+    expect(original[1].selection?.startLine).toBe(1)
+  })
+})

packages/app/src/components/prompt-input/history.ts

@@ -0,0 +1,160 @@
+import type { Prompt } from "@/context/prompt"
+
+const DEFAULT_PROMPT: Prompt = [{ type: "text", content: "", start: 0, end: 0 }]
+
+export const MAX_HISTORY = 100
+
+export function clonePromptParts(prompt: Prompt): Prompt {
+  return prompt.map((part) => {
+    if (part.type === "text") return { ...part }
+    if (part.type === "image") return { ...part }
+    if (part.type === "agent") return { ...part }
+    return {
+      ...part,
+      selection: part.selection ? { ...part.selection } : undefined,
+    }
+  })
+}
+
+export function promptLength(prompt: Prompt) {
+  return prompt.reduce((len, part) => len + ("content" in part ? part.content.length : 0), 0)
+}
+
+export function prependHistoryEntry(entries: Prompt[], prompt: Prompt, max = MAX_HISTORY) {
+  const text = prompt
+    .map((part) => ("content" in part ? part.content : ""))
+    .join("")
+    .trim()
+  const hasImages = prompt.some((part) => part.type === "image")
+  if (!text && !hasImages) return entries
+
+  const entry = clonePromptParts(prompt)
+  const last = entries[0]
+  if (last && isPromptEqual(last, entry)) return entries
+  return [entry, ...entries].slice(0, max)
+}
+
+function isPromptEqual(promptA: Prompt, promptB: Prompt) {
+  if (promptA.length !== promptB.length) return false
+  for (let i = 0; i < promptA.length; i++) {
+    const partA = promptA[i]
+    const partB = promptB[i]
+    if (partA.type !== partB.type) return false
+    if (partA.type === "text" && partA.content !== (partB.type === "text" ? partB.content : "")) return false
+    if (partA.type === "file") {
+      if (partA.path !== (partB.type === "file" ? partB.path : "")) return false
+      const a = partA.selection
+      const b = partB.type === "file" ? partB.selection : undefined
+      const sameSelection =
+        (!a && !b) ||
+        (!!a &&
+          !!b &&
+          a.startLine === b.startLine &&
+          a.startChar === b.startChar &&
+          a.endLine === b.endLine &&
+          a.endChar === b.endChar)
+      if (!sameSelection) return false
+    }
+    if (partA.type === "agent" && partA.name !== (partB.type === "agent" ? partB.name : "")) return false
+    if (partA.type === "image" && partA.id !== (partB.type === "image" ? partB.id : "")) return false
+  }
+  return true
+}
+
+type HistoryNavInput = {
+  direction: "up" | "down"
+  entries: Prompt[]
+  historyIndex: number
+  currentPrompt: Prompt
+  savedPrompt: Prompt | null
+}
+
+type HistoryNavResult =
+  | {
+      handled: false
+      historyIndex: number
+      savedPrompt: Prompt | null
+    }
+  | {
+      handled: true
+      historyIndex: number
+      savedPrompt: Prompt | null
+      prompt: Prompt
+      cursor: "start" | "end"
+    }
+
+export function navigatePromptHistory(input: HistoryNavInput): HistoryNavResult {
+  if (input.direction === "up") {
+    if (input.entries.length === 0) {
+      return {
+        handled: false,
+        historyIndex: input.historyIndex,
+        savedPrompt: input.savedPrompt,
+      }
+    }
+
+    if (input.historyIndex === -1) {
+      return {
+        handled: true,
+        historyIndex: 0,
+        savedPrompt: clonePromptParts(input.currentPrompt),
+        prompt: input.entries[0],
+        cursor: "start",
+      }
+    }
+
+    if (input.historyIndex < input.entries.length - 1) {
+      const next = input.historyIndex + 1
+      return {
+        handled: true,
+        historyIndex: next,
+        savedPrompt: input.savedPrompt,
+        prompt: input.entries[next],
+        cursor: "start",
+      }
+    }
+
+    return {
+      handled: false,
+      historyIndex: input.historyIndex,
+      savedPrompt: input.savedPrompt,
+    }
+  }
+
+  if (input.historyIndex > 0) {
+    const next = input.historyIndex - 1
+    return {
+      handled: true,
+      historyIndex: next,
+      savedPrompt: input.savedPrompt,
+      prompt: input.entries[next],
+      cursor: "end",
+    }
+  }
+
+  if (input.historyIndex === 0) {
+    if (input.savedPrompt) {
+      return {
+        handled: true,
+        historyIndex: -1,
+        savedPrompt: null,
+        prompt: input.savedPrompt,
+        cursor: "end",
+      }
+    }
+
+    return {
+      handled: true,
+      historyIndex: -1,
+      savedPrompt: null,
+      prompt: DEFAULT_PROMPT,
+      cursor: "end",
+    }
+  }
+
+  return {
+    handled: false,
+    historyIndex: input.historyIndex,
+    savedPrompt: input.savedPrompt,
+  }
+}

packages/app/src/components/prompt-input/image-attachments.tsx

@@ -0,0 +1,51 @@
+import { Component, For, Show } from "solid-js"
+import { Icon } from "@opencode-ai/ui/icon"
+import type { ImageAttachmentPart } from "@/context/prompt"
+
+type PromptImageAttachmentsProps = {
+  attachments: ImageAttachmentPart[]
+  onOpen: (attachment: ImageAttachmentPart) => void
+  onRemove: (id: string) => void
+  removeLabel: string
+}
+
+export const PromptImageAttachments: Component<PromptImageAttachmentsProps> = (props) => {
+  return (
+    <Show when={props.attachments.length > 0}>
+      <div class="flex flex-wrap gap-2 px-3 pt-3">
+        <For each={props.attachments}>
+          {(attachment) => (
+            <div class="relative group">
+              <Show
+                when={attachment.mime.startsWith("image/")}
+                fallback={
+                  <div class="size-16 rounded-md bg-surface-base flex items-center justify-center border border-border-base">
+                    <Icon name="folder" class="size-6 text-text-weak" />
+                  </div>
+                }
+              >
+                <img
+                  src={attachment.dataUrl}
+                  alt={attachment.filename}
+                  class="size-16 rounded-md object-cover border border-border-base hover:border-border-strong-base transition-colors"
+                  onClick={() => props.onOpen(attachment)}
+                />
+              </Show>
+              <button
+                type="button"
+                onClick={() => props.onRemove(attachment.id)}
+                class="absolute -top-1.5 -right-1.5 size-5 rounded-full bg-surface-raised-stronger-non-alpha border border-border-base flex items-center justify-center opacity-0 group-hover:opacity-100 transition-opacity hover:bg-surface-raised-base-hover"
+                aria-label={props.removeLabel}
+              >
+                <Icon name="close" class="size-3 text-text-weak" />
+              </button>
+              <div class="absolute bottom-0 left-0 right-0 px-1 py-0.5 bg-black/50 rounded-b-md">
+                <span class="text-10-regular text-white truncate block">{attachment.filename}</span>
+              </div>
+            </div>
+          )}
+        </For>
+      </div>
+    </Show>
+  )
+}

packages/app/src/components/prompt-input/placeholder.test.ts

@@ -0,0 +1,35 @@
+import { describe, expect, test } from "bun:test"
+import { promptPlaceholder } from "./placeholder"
+
+describe("promptPlaceholder", () => {
+  const t = (key: string, params?: Record<string, string>) => `${key}${params?.example ? `:${params.example}` : ""}`
+
+  test("returns shell placeholder in shell mode", () => {
+    const value = promptPlaceholder({
+      mode: "shell",
+      commentCount: 0,
+      example: "example",
+      t,
+    })
+    expect(value).toBe("prompt.placeholder.shell")
+  })
+
+  test("returns summarize placeholders for comment context", () => {
+    expect(promptPlaceholder({ mode: "normal", commentCount: 1, example: "example", t })).toBe(
+      "prompt.placeholder.summarizeComment",
+    )
+    expect(promptPlaceholder({ mode: "normal", commentCount: 2, example: "example", t })).toBe(
+      "prompt.placeholder.summarizeComments",
+    )
+  })
+
+  test("returns default placeholder with example", () => {
+    const value = promptPlaceholder({
+      mode: "normal",
+      commentCount: 0,
+      example: "translated-example",
+      t,
+    })
+    expect(value).toBe("prompt.placeholder.normal:translated-example")
+  })
+})

packages/app/src/components/prompt-input/placeholder.ts

@@ -0,0 +1,13 @@
+type PromptPlaceholderInput = {
+  mode: "normal" | "shell"
+  commentCount: number
+  example: string
+  t: (key: string, params?: Record<string, string>) => string
+}
+
+export function promptPlaceholder(input: PromptPlaceholderInput) {
+  if (input.mode === "shell") return input.t("prompt.placeholder.shell")
+  if (input.commentCount > 1) return input.t("prompt.placeholder.summarizeComments")
+  if (input.commentCount === 1) return input.t("prompt.placeholder.summarizeComment")
+  return input.t("prompt.placeholder.normal", { example: input.example })
+}

packages/app/src/components/prompt-input/slash-popover.tsx

@@ -0,0 +1,144 @@
+import { Component, For, Match, Show, Switch } from "solid-js"
+import { FileIcon } from "@opencode-ai/ui/file-icon"
+import { Icon } from "@opencode-ai/ui/icon"
+import { getDirectory, getFilename } from "@opencode-ai/util/path"
+
+export type AtOption =
+  | { type: "agent"; name: string; display: string }
+  | { type: "file"; path: string; display: string; recent?: boolean }
+
+export interface SlashCommand {
+  id: string
+  trigger: string
+  title: string
+  description?: string
+  keybind?: string
+  type: "builtin" | "custom"
+  source?: "command" | "mcp" | "skill"
+}
+
+type PromptPopoverProps = {
+  popover: "at" | "slash" | null
+  setSlashPopoverRef: (el: HTMLDivElement) => void
+  atFlat: AtOption[]
+  atActive?: string
+  atKey: (item: AtOption) => string
+  setAtActive: (id: string) => void
+  onAtSelect: (item: AtOption) => void
+  slashFlat: SlashCommand[]
+  slashActive?: string
+  setSlashActive: (id: string) => void
+  onSlashSelect: (item: SlashCommand) => void
+  commandKeybind: (id: string) => string | undefined
+  t: (key: string) => string
+}
+
+export const PromptPopover: Component<PromptPopoverProps> = (props) => {
+  return (
+    <Show when={props.popover}>
+      <div
+        ref={(el) => {
+          if (props.popover === "slash") props.setSlashPopoverRef(el)
+        }}
+        class="absolute inset-x-0 -top-3 -translate-y-full origin-bottom-left max-h-80 min-h-10
+                 overflow-auto no-scrollbar flex flex-col p-2 rounded-md
+                 border border-border-base bg-surface-raised-stronger-non-alpha shadow-md"
+        onMouseDown={(e) => e.preventDefault()}
+      >
+        <Switch>
+          <Match when={props.popover === "at"}>
+            <Show
+              when={props.atFlat.length > 0}
+              fallback={<div class="text-text-weak px-2 py-1">{props.t("prompt.popover.emptyResults")}</div>}
+            >
+              <For each={props.atFlat.slice(0, 10)}>
+                {(item) => (
+                  <button
+                    classList={{
+                      "w-full flex items-center gap-x-2 rounded-md px-2 py-0.5": true,
+                      "bg-surface-raised-base-hover": props.atActive === props.atKey(item),
+                    }}
+                    onClick={() => props.onAtSelect(item)}
+                    onMouseEnter={() => props.setAtActive(props.atKey(item))}
+                  >
+                    <Show
+                      when={item.type === "agent"}
+                      fallback={
+                        <>
+                          <FileIcon
+                            node={{ path: item.type === "file" ? item.path : "", type: "file" }}
+                            class="shrink-0 size-4"
+                          />
+                          <div class="flex items-center text-14-regular min-w-0">
+                            <span class="text-text-weak whitespace-nowrap truncate min-w-0">
+                              {item.type === "file"
+                                ? item.path.endsWith("/")
+                                  ? item.path
+                                  : getDirectory(item.path)
+                                : ""}
+                            </span>
+                            <Show when={item.type === "file" && !item.path.endsWith("/")}>
+                              <span class="text-text-strong whitespace-nowrap">
+                                {item.type === "file" ? getFilename(item.path) : ""}
+                              </span>
+                            </Show>
+                          </div>
+                        </>
+                      }
+                    >
+                      <Icon name="brain" size="small" class="text-icon-info-active shrink-0" />
+                      <span class="text-14-regular text-text-strong whitespace-nowrap">
+                        @{item.type === "agent" ? item.name : ""}
+                      </span>
+                    </Show>
+                  </button>
+                )}
+              </For>
+            </Show>
+          </Match>
+          <Match when={props.popover === "slash"}>
+            <Show
+              when={props.slashFlat.length > 0}
+              fallback={<div class="text-text-weak px-2 py-1">{props.t("prompt.popover.emptyCommands")}</div>}
+            >
+              <For each={props.slashFlat}>
+                {(cmd) => (
+                  <button
+                    data-slash-id={cmd.id}
+                    classList={{
+                      "w-full flex items-center justify-between gap-4 rounded-md px-2 py-1": true,
+                      "bg-surface-raised-base-hover": props.slashActive === cmd.id,
+                    }}
+                    onClick={() => props.onSlashSelect(cmd)}
+                    onMouseEnter={() => props.setSlashActive(cmd.id)}
+                  >
+                    <div class="flex items-center gap-2 min-w-0">
+                      <span class="text-14-regular text-text-strong whitespace-nowrap">/{cmd.trigger}</span>
+                      <Show when={cmd.description}>
+                        <span class="text-14-regular text-text-weak truncate">{cmd.description}</span>
+                      </Show>
+                    </div>
+                    <div class="flex items-center gap-2 shrink-0">
+                      <Show when={cmd.type === "custom" && cmd.source !== "command"}>
+                        <span class="text-11-regular text-text-subtle px-1.5 py-0.5 bg-surface-base rounded">
+                          {cmd.source === "skill"
+                            ? props.t("prompt.slash.badge.skill")
+                            : cmd.source === "mcp"
+                              ? props.t("prompt.slash.badge.mcp")
+                              : props.t("prompt.slash.badge.custom")}
+                        </span>
+                      </Show>
+                      <Show when={props.commandKeybind(cmd.id)}>
+                        <span class="text-12-regular text-text-subtle">{props.commandKeybind(cmd.id)}</span>
+                      </Show>
+                    </div>
+                  </button>
+                )}
+              </For>
+            </Show>
+          </Match>
+        </Switch>
+      </div>
+    </Show>
+  )
+}

packages/app/src/components/prompt-input/submit.ts

@@ -0,0 +1,411 @@
+import { Accessor } from "solid-js"
+import { useNavigate, useParams } from "@solidjs/router"
+import { createOpencodeClient, type Message } from "@opencode-ai/sdk/v2/client"
+import { showToast } from "@opencode-ai/ui/toast"
+import { base64Encode } from "@opencode-ai/util/encode"
+import { useLocal } from "@/context/local"
+import { usePrompt, type ImageAttachmentPart, type Prompt } from "@/context/prompt"
+import { useLayout } from "@/context/layout"
+import { useSDK } from "@/context/sdk"
+import { useSync } from "@/context/sync"
+import { useGlobalSync } from "@/context/global-sync"
+import { usePlatform } from "@/context/platform"
+import { useLanguage } from "@/context/language"
+import { Identifier } from "@/utils/id"
+import { Worktree as WorktreeState } from "@/utils/worktree"
+import type { FileSelection } from "@/context/file"
+import { setCursorPosition } from "./editor-dom"
+import { buildRequestParts } from "./build-request-parts"
+
+type PendingPrompt = {
+  abort: AbortController
+  cleanup: VoidFunction
+}
+
+const pending = new Map<string, PendingPrompt>()
+
+type PromptSubmitInput = {
+  info: Accessor<{ id: string } | undefined>
+  imageAttachments: Accessor<ImageAttachmentPart[]>
+  commentCount: Accessor<number>
+  mode: Accessor<"normal" | "shell">
+  working: Accessor<boolean>
+  editor: () => HTMLDivElement | undefined
+  queueScroll: () => void
+  promptLength: (prompt: Prompt) => number
+  addToHistory: (prompt: Prompt, mode: "normal" | "shell") => void
+  resetHistoryNavigation: () => void
+  setMode: (mode: "normal" | "shell") => void
+  setPopover: (popover: "at" | "slash" | null) => void
+  newSessionWorktree?: string
+  onNewSessionWorktreeReset?: () => void
+  onSubmit?: () => void
+}
+
+type CommentItem = {
+  path: string
+  selection?: FileSelection
+  comment?: string
+  commentID?: string
+  commentOrigin?: "review" | "file"
+  preview?: string
+}
+
+export function createPromptSubmit(input: PromptSubmitInput) {
+  const navigate = useNavigate()
+  const sdk = useSDK()
+  const sync = useSync()
+  const globalSync = useGlobalSync()
+  const platform = usePlatform()
+  const local = useLocal()
+  const prompt = usePrompt()
+  const layout = useLayout()
+  const language = useLanguage()
+  const params = useParams()
+
+  const errorMessage = (err: unknown) => {
+    if (err && typeof err === "object" && "data" in err) {
+      const data = (err as { data?: { message?: string } }).data
+      if (data?.message) return data.message
+    }
+    if (err instanceof Error) return err.message
+    return language.t("common.requestFailed")
+  }
+
+  const abort = async () => {
+    const sessionID = params.id
+    if (!sessionID) return Promise.resolve()
+    const queued = pending.get(sessionID)
+    if (queued) {
+      queued.abort.abort()
+      queued.cleanup()
+      pending.delete(sessionID)
+      return Promise.resolve()
+    }
+    return sdk.client.session
+      .abort({
+        sessionID,
+      })
+      .catch(() => {})
+  }
+
+  const restoreCommentItems = (items: CommentItem[]) => {
+    for (const item of items) {
+      prompt.context.add({
+        type: "file",
+        path: item.path,
+        selection: item.selection,
+        comment: item.comment,
+        commentID: item.commentID,
+        commentOrigin: item.commentOrigin,
+        preview: item.preview,
+      })
+    }
+  }
+
+  const removeCommentItems = (items: { key: string }[]) => {
+    for (const item of items) {
+      prompt.context.remove(item.key)
+    }
+  }
+
+  const handleSubmit = async (event: Event) => {
+    event.preventDefault()
+
+    const currentPrompt = prompt.current()
+    const text = currentPrompt.map((part) => ("content" in part ? part.content : "")).join("")
+    const images = input.imageAttachments().slice()
+    const mode = input.mode()
+
+    if (text.trim().length === 0 && images.length === 0 && input.commentCount() === 0) {
+      if (input.working()) abort()
+      return
+    }
+
+    const currentModel = local.model.current()
+    const currentAgent = local.agent.current()
+    if (!currentModel || !currentAgent) {
+      showToast({
+        title: language.t("prompt.toast.modelAgentRequired.title"),
+        description: language.t("prompt.toast.modelAgentRequired.description"),
+      })
+      return
+    }
+
+    input.addToHistory(currentPrompt, mode)
+    input.resetHistoryNavigation()
+
+    const projectDirectory = sdk.directory
+    const isNewSession = !params.id
+    const worktreeSelection = input.newSessionWorktree ?? "main"
+
+    let sessionDirectory = projectDirectory
+    let client = sdk.client
+
+    if (isNewSession) {
+      if (worktreeSelection === "create") {
+        const createdWorktree = await client.worktree
+          .create({ directory: projectDirectory })
+          .then((x) => x.data)
+          .catch((err) => {
+            showToast({
+              title: language.t("prompt.toast.worktreeCreateFailed.title"),
+              description: errorMessage(err),
+            })
+            return undefined
+          })
+
+        if (!createdWorktree?.directory) {
+          showToast({
+            title: language.t("prompt.toast.worktreeCreateFailed.title"),
+            description: language.t("common.requestFailed"),
+          })
+          return
+        }
+        WorktreeState.pending(createdWorktree.directory)
+        sessionDirectory = createdWorktree.directory
+      }
+
+      if (worktreeSelection !== "main" && worktreeSelection !== "create") {
+        sessionDirectory = worktreeSelection
+      }
+
+      if (sessionDirectory !== projectDirectory) {
+        client = createOpencodeClient({
+          baseUrl: sdk.url,
+          fetch: platform.fetch,
+          directory: sessionDirectory,
+          throwOnError: true,
+        })
+        globalSync.child(sessionDirectory)
+      }
+
+      input.onNewSessionWorktreeReset?.()
+    }
+
+    let session = input.info()
+    if (!session && isNewSession) {
+      session = await client.session
+        .create()
+        .then((x) => x.data ?? undefined)
+        .catch((err) => {
+          showToast({
+            title: language.t("prompt.toast.sessionCreateFailed.title"),
+            description: errorMessage(err),
+          })
+          return undefined
+        })
+      if (session) {
+        layout.handoff.setTabs(base64Encode(sessionDirectory), session.id)
+        navigate(`/${base64Encode(sessionDirectory)}/session/${session.id}`)
+      }
+    }
+    if (!session) return
+
+    input.onSubmit?.()
+
+    const model = {
+      modelID: currentModel.id,
+      providerID: currentModel.provider.id,
+    }
+    const agent = currentAgent.name
+    const variant = local.model.variant.current()
+
+    const clearInput = () => {
+      prompt.reset()
+      input.setMode("normal")
+      input.setPopover(null)
+    }
+
+    const restoreInput = () => {
+      prompt.set(currentPrompt, input.promptLength(currentPrompt))
+      input.setMode(mode)
+      input.setPopover(null)
+      requestAnimationFrame(() => {
+        const editor = input.editor()
+        if (!editor) return
+        editor.focus()
+        setCursorPosition(editor, input.promptLength(currentPrompt))
+        input.queueScroll()
+      })
+    }
+
+    if (mode === "shell") {
+      clearInput()
+      client.session
+        .shell({
+          sessionID: session.id,
+          agent,
+          model,
+          command: text,
+        })
+        .catch((err) => {
+          showToast({
+            title: language.t("prompt.toast.shellSendFailed.title"),
+            description: errorMessage(err),
+          })
+          restoreInput()
+        })
+      return
+    }
+
+    if (text.startsWith("/")) {
+      const [cmdName, ...args] = text.split(" ")
+      const commandName = cmdName.slice(1)
+      const customCommand = sync.data.command.find((c) => c.name === commandName)
+      if (customCommand) {
+        clearInput()
+        client.session
+          .command({
+            sessionID: session.id,
+            command: commandName,
+            arguments: args.join(" "),
+            agent,
+            model: `${model.providerID}/${model.modelID}`,
+            variant,
+            parts: images.map((attachment) => ({
+              id: Identifier.ascending("part"),
+              type: "file" as const,
+              mime: attachment.mime,
+              url: attachment.dataUrl,
+              filename: attachment.filename,
+            })),
+          })
+          .catch((err) => {
+            showToast({
+              title: language.t("prompt.toast.commandSendFailed.title"),
+              description: errorMessage(err),
+            })
+            restoreInput()
+          })
+        return
+      }
+    }
+
+    const context = prompt.context.items().slice()
+    const commentItems = context.filter((item) => item.type === "file" && !!item.comment?.trim())
+
+    const messageID = Identifier.ascending("message")
+    const { requestParts, optimisticParts } = buildRequestParts({
+      prompt: currentPrompt,
+      context,
+      images,
+      text,
+      sessionID: session.id,
+      messageID,
+      sessionDirectory,
+    })
+
+    const optimisticMessage: Message = {
+      id: messageID,
+      sessionID: session.id,
+      role: "user",
+      time: { created: Date.now() },
+      agent,
+      model,
+    }
+
+    const addOptimisticMessage = () =>
+      sync.session.optimistic.add({
+        directory: sessionDirectory,
+        sessionID: session.id,
+        message: optimisticMessage,
+        parts: optimisticParts,
+      })
+
+    const removeOptimisticMessage = () =>
+      sync.session.optimistic.remove({
+        directory: sessionDirectory,
+        sessionID: session.id,
+        messageID,
+      })
+
+    removeCommentItems(commentItems)
+    clearInput()
+    addOptimisticMessage()
+
+    const waitForWorktree = async () => {
+      const worktree = WorktreeState.get(sessionDirectory)
+      if (!worktree || worktree.status !== "pending") return true
+
+      if (sessionDirectory === projectDirectory) {
+        sync.set("session_status", session.id, { type: "busy" })
+      }
+
+      const controller = new AbortController()
+      const cleanup = () => {
+        if (sessionDirectory === projectDirectory) {
+          sync.set("session_status", session.id, { type: "idle" })
+        }
+        removeOptimisticMessage()
+        restoreCommentItems(commentItems)
+        restoreInput()
+      }
+
+      pending.set(session.id, { abort: controller, cleanup })
+
+      const abortWait = new Promise<Awaited<ReturnType<typeof WorktreeState.wait>>>((resolve) => {
+        if (controller.signal.aborted) {
+          resolve({ status: "failed", message: "aborted" })
+          return
+        }
+        controller.signal.addEventListener(
+          "abort",
+          () => {
+            resolve({ status: "failed", message: "aborted" })
+          },
+          { once: true },
+        )
+      })
+
+      const timeoutMs = 5 * 60 * 1000
+      const timer = { id: undefined as number | undefined }
+      const timeout = new Promise<Awaited<ReturnType<typeof WorktreeState.wait>>>((resolve) => {
+        timer.id = window.setTimeout(() => {
+          resolve({ status: "failed", message: language.t("workspace.error.stillPreparing") })
+        }, timeoutMs)
+      })
+
+      const result = await Promise.race([WorktreeState.wait(sessionDirectory), abortWait, timeout]).finally(() => {
+        if (timer.id === undefined) return
+        clearTimeout(timer.id)
+      })
+      pending.delete(session.id)
+      if (controller.signal.aborted) return false
+      if (result.status === "failed") throw new Error(result.message)
+      return true
+    }
+
+    const send = async () => {
+      const ok = await waitForWorktree()
+      if (!ok) return
+      await client.session.prompt({
+        sessionID: session.id,
+        agent,
+        model,
+        messageID,
+        parts: requestParts,
+        variant,
+      })
+    }
+
+    void send().catch((err) => {
+      pending.delete(session.id)
+      if (sessionDirectory === projectDirectory) {
+        sync.set("session_status", session.id, { type: "idle" })
+      }
+      showToast({
+        title: language.t("prompt.toast.promptSendFailed.title"),
+        description: errorMessage(err),
+      })
+      removeOptimisticMessage()
+      restoreCommentItems(commentItems)
+      restoreInput()
+    })
+  }
+
+  return {
+    abort,
+    handleSubmit,
+  }
+}

packages/app/src/components/server/server-row.tsx

@@ -0,0 +1,77 @@
+import { Tooltip } from "@opencode-ai/ui/tooltip"
+import { JSXElement, ParentProps, Show, createEffect, createSignal, onCleanup, onMount } from "solid-js"
+import { serverDisplayName } from "@/context/server"
+import type { ServerHealth } from "@/utils/server-health"
+
+interface ServerRowProps extends ParentProps {
+  url: string
+  status?: ServerHealth
+  class?: string
+  nameClass?: string
+  versionClass?: string
+  dimmed?: boolean
+  badge?: JSXElement
+}
+
+export function ServerRow(props: ServerRowProps) {
+  const [truncated, setTruncated] = createSignal(false)
+  let nameRef: HTMLSpanElement | undefined
+  let versionRef: HTMLSpanElement | undefined
+
+  const check = () => {
+    const nameTruncated = nameRef ? nameRef.scrollWidth > nameRef.clientWidth : false
+    const versionTruncated = versionRef ? versionRef.scrollWidth > versionRef.clientWidth : false
+    setTruncated(nameTruncated || versionTruncated)
+  }
+
+  createEffect(() => {
+    props.url
+    props.status?.version
+    if (typeof requestAnimationFrame === "function") {
+      requestAnimationFrame(check)
+      return
+    }
+    check()
+  })
+
+  onMount(() => {
+    check()
+    if (typeof window === "undefined") return
+    window.addEventListener("resize", check)
+    onCleanup(() => window.removeEventListener("resize", check))
+  })
+
+  const tooltipValue = () => (
+    <span class="flex items-center gap-2">
+      <span>{serverDisplayName(props.url)}</span>
+      <Show when={props.status?.version}>
+        <span class="text-text-invert-base">{props.status?.version}</span>
+      </Show>
+    </span>
+  )
+
+  return (
+    <Tooltip value={tooltipValue()} placement="top" inactive={!truncated()}>
+      <div class={props.class} classList={{ "opacity-50": props.dimmed }}>
+        <div
+          classList={{
+            "size-1.5 rounded-full shrink-0": true,
+            "bg-icon-success-base": props.status?.healthy === true,
+            "bg-icon-critical-base": props.status?.healthy === false,
+            "bg-border-weak-base": props.status === undefined,
+          }}
+        />
+        <span ref={nameRef} class={props.nameClass ?? "truncate"}>
+          {serverDisplayName(props.url)}
+        </span>
+        <Show when={props.status?.version}>
+          <span ref={versionRef} class={props.versionClass ?? "text-text-weak text-14-regular truncate"}>
+            {props.status?.version}
+          </span>
+        </Show>
+        {props.badge}
+        {props.children}
+      </div>
+    </Tooltip>
+  )
+}

packages/app/src/components/session-context-usage.tsx

@@ -3,12 +3,11 @@ import { Tooltip } from "@opencode-ai/ui/tooltip"
 import { ProgressCircle } from "@opencode-ai/ui/progress-circle"
 import { Button } from "@opencode-ai/ui/button"
 import { useParams } from "@solidjs/router"
-import { AssistantMessage } from "@opencode-ai/sdk/v2/client"
-import { findLast } from "@opencode-ai/util/array"
 
 import { useLayout } from "@/context/layout"
 import { useSync } from "@/context/sync"
 import { useLanguage } from "@/context/language"
+import { getSessionContextMetrics } from "@/components/session/session-context-metrics"
 
 interface SessionContextUsageProps {
   variant?: "button" | "indicator"
@@ -34,26 +33,10 @@ export function SessionContextUsage(props: SessionContextUsageProps) {
       }),
   )
 
+  const metrics = createMemo(() => getSessionContextMetrics(messages(), sync.data.provider.all))
+  const context = createMemo(() => metrics().context)
   const cost = createMemo(() => {
-    const total = messages().reduce((sum, x) => sum + (x.role === "assistant" ? x.cost : 0), 0)
+    return usd().format(metrics().totalCost)
-    return usd().format(total)
-  })
-
-  const context = createMemo(() => {
-    const locale = language.locale()
-    const last = findLast(messages(), (x) => {
-      if (x.role !== "assistant") return false
-      const total = x.tokens.input + x.tokens.output + x.tokens.reasoning + x.tokens.cache.read + x.tokens.cache.write
-      return total > 0
-    }) as AssistantMessage
-    if (!last) return
-    const total =
-      last.tokens.input + last.tokens.output + last.tokens.reasoning + last.tokens.cache.read + last.tokens.cache.write
-    const model = sync.data.provider.all.find((x) => x.id === last.providerID)?.models[last.modelID]
-    return {
-      tokens: total.toLocaleString(locale),
-      percentage: model?.limit.context ? Math.round((total / model.limit.context) * 100) : null,
-    }
   })
 
   const openContext = () => {
@@ -67,7 +50,7 @@ export function SessionContextUsage(props: SessionContextUsageProps) {
 
   const circle = () => (
     <div class="flex items-center justify-center">
-      <ProgressCircle size={16} strokeWidth={2} percentage={context()?.percentage ?? 0} />
+      <ProgressCircle size={16} strokeWidth={2} percentage={context()?.usage ?? 0} />
     </div>
   )
 
@@ -77,11 +60,11 @@ export function SessionContextUsage(props: SessionContextUsageProps) {
         {(ctx) => (
           <>
             <div class="flex items-center gap-2">
-              <span class="text-text-invert-strong">{ctx().tokens}</span>
+              <span class="text-text-invert-strong">{ctx().total.toLocaleString(language.locale())}</span>
               <span class="text-text-invert-base">{language.t("context.usage.tokens")}</span>
             </div>
             <div class="flex items-center gap-2">
-              <span class="text-text-invert-strong">{ctx().percentage ?? 0}%</span>
+              <span class="text-text-invert-strong">{ctx().usage ?? 0}%</span>
               <span class="text-text-invert-base">{language.t("context.usage.usage")}</span>
             </div>
           </>

packages/app/src/components/session/session-context-metrics.test.ts

@@ -0,0 +1,93 @@
+import { describe, expect, test } from "bun:test"
+import type { Message } from "@opencode-ai/sdk/v2/client"
+import { getSessionContextMetrics } from "./session-context-metrics"
+
+const assistant = (
+  id: string,
+  tokens: { input: number; output: number; reasoning: number; read: number; write: number },
+  cost: number,
+  providerID = "openai",
+  modelID = "gpt-4.1",
+) => {
+  return {
+    id,
+    role: "assistant",
+    providerID,
+    modelID,
+    cost,
+    tokens: {
+      input: tokens.input,
+      output: tokens.output,
+      reasoning: tokens.reasoning,
+      cache: {
+        read: tokens.read,
+        write: tokens.write,
+      },
+    },
+    time: { created: 1 },
+  } as unknown as Message
+}
+
+const user = (id: string) => {
+  return {
+    id,
+    role: "user",
+    cost: 0,
+    time: { created: 1 },
+  } as unknown as Message
+}
+
+describe("getSessionContextMetrics", () => {
+  test("computes totals and usage from latest assistant with tokens", () => {
+    const messages = [
+      user("u1"),
+      assistant("a1", { input: 0, output: 0, reasoning: 0, read: 0, write: 0 }, 0.5),
+      assistant("a2", { input: 300, output: 100, reasoning: 50, read: 25, write: 25 }, 1.25),
+    ]
+    const providers = [
+      {
+        id: "openai",
+        name: "OpenAI",
+        models: {
+          "gpt-4.1": {
+            name: "GPT-4.1",
+            limit: { context: 1000 },
+          },
+        },
+      },
+    ]
+
+    const metrics = getSessionContextMetrics(messages, providers)
+
+    expect(metrics.totalCost).toBe(1.75)
+    expect(metrics.context?.message.id).toBe("a2")
+    expect(metrics.context?.total).toBe(500)
+    expect(metrics.context?.usage).toBe(50)
+    expect(metrics.context?.providerLabel).toBe("OpenAI")
+    expect(metrics.context?.modelLabel).toBe("GPT-4.1")
+  })
+
+  test("preserves fallback labels and null usage when model metadata is missing", () => {
+    const messages = [assistant("a1", { input: 40, output: 10, reasoning: 0, read: 0, write: 0 }, 0.1, "p-1", "m-1")]
+    const providers = [{ id: "p-1", models: {} }]
+
+    const metrics = getSessionContextMetrics(messages, providers)
+
+    expect(metrics.context?.providerLabel).toBe("p-1")
+    expect(metrics.context?.modelLabel).toBe("m-1")
+    expect(metrics.context?.limit).toBeUndefined()
+    expect(metrics.context?.usage).toBeNull()
+  })
+
+  test("memoizes by message and provider array identity", () => {
+    const messages = [assistant("a1", { input: 10, output: 10, reasoning: 10, read: 10, write: 10 }, 0.25)]
+    const providers = [{ id: "openai", models: {} }]
+
+    const one = getSessionContextMetrics(messages, providers)
+    const two = getSessionContextMetrics(messages, providers)
+    const three = getSessionContextMetrics([...messages], providers)
+
+    expect(two).toBe(one)
+    expect(three).not.toBe(one)
+  })
+})

packages/app/src/components/session/session-context-metrics.ts

@@ -0,0 +1,94 @@
+import type { AssistantMessage, Message } from "@opencode-ai/sdk/v2/client"
+
+type Provider = {
+  id: string
+  name?: string
+  models: Record<string, Model | undefined>
+}
+
+type Model = {
+  name?: string
+  limit: {
+    context: number
+  }
+}
+
+type Context = {
+  message: AssistantMessage
+  provider?: Provider
+  model?: Model
+  providerLabel: string
+  modelLabel: string
+  limit: number | undefined
+  input: number
+  output: number
+  reasoning: number
+  cacheRead: number
+  cacheWrite: number
+  total: number
+  usage: number | null
+}
+
+type Metrics = {
+  totalCost: number
+  context: Context | undefined
+}
+
+const cache = new WeakMap<Message[], WeakMap<Provider[], Metrics>>()
+
+const tokenTotal = (msg: AssistantMessage) => {
+  return msg.tokens.input + msg.tokens.output + msg.tokens.reasoning + msg.tokens.cache.read + msg.tokens.cache.write
+}
+
+const lastAssistantWithTokens = (messages: Message[]) => {
+  for (let i = messages.length - 1; i >= 0; i--) {
+    const msg = messages[i]
+    if (msg.role !== "assistant") continue
+    if (tokenTotal(msg) <= 0) continue
+    return msg
+  }
+}
+
+const build = (messages: Message[], providers: Provider[]): Metrics => {
+  const totalCost = messages.reduce((sum, msg) => sum + (msg.role === "assistant" ? msg.cost : 0), 0)
+  const message = lastAssistantWithTokens(messages)
+  if (!message) return { totalCost, context: undefined }
+
+  const provider = providers.find((item) => item.id === message.providerID)
+  const model = provider?.models[message.modelID]
+  const limit = model?.limit.context
+  const total = tokenTotal(message)
+
+  return {
+    totalCost,
+    context: {
+      message,
+      provider,
+      model,
+      providerLabel: provider?.name ?? message.providerID,
+      modelLabel: model?.name ?? message.modelID,
+      limit,
+      input: message.tokens.input,
+      output: message.tokens.output,
+      reasoning: message.tokens.reasoning,
+      cacheRead: message.tokens.cache.read,
+      cacheWrite: message.tokens.cache.write,
+      total,
+      usage: limit ? Math.round((total / limit) * 100) : null,
+    },
+  }
+}
+
+export function getSessionContextMetrics(messages: Message[], providers: Provider[]) {
+  const byProvider = cache.get(messages)
+  if (byProvider) {
+    const hit = byProvider.get(providers)
+    if (hit) return hit
+  }
+
+  const value = build(messages, providers)
+  const next = byProvider ?? new WeakMap<Provider[], Metrics>()
+  next.set(providers, value)
+  if (!byProvider) cache.set(messages, next)
+  return value
+}

packages/app/src/components/session/session-context-tab.tsx

@@ -11,8 +11,9 @@ import { Accordion } from "@opencode-ai/ui/accordion"
 import { StickyAccordionHeader } from "@opencode-ai/ui/sticky-accordion-header"
 import { Code } from "@opencode-ai/ui/code"
 import { Markdown } from "@opencode-ai/ui/markdown"
-import type { AssistantMessage, Message, Part, UserMessage } from "@opencode-ai/sdk/v2/client"
+import type { Message, Part, UserMessage } from "@opencode-ai/sdk/v2/client"
 import { useLanguage } from "@/context/language"
+import { getSessionContextMetrics } from "./session-context-metrics"
 
 interface SessionContextTabProps {
   messages: () => Message[]
@@ -34,44 +35,11 @@ export function SessionContextTab(props: SessionContextTabProps) {
       }),
   )
 
-  const ctx = createMemo(() => {
+  const metrics = createMemo(() => getSessionContextMetrics(props.messages(), sync.data.provider.all))
-    const last = findLast(props.messages(), (x) => {
+  const ctx = createMemo(() => metrics().context)
-      if (x.role !== "assistant") return false
-      const total = x.tokens.input + x.tokens.output + x.tokens.reasoning + x.tokens.cache.read + x.tokens.cache.write
-      return total > 0
-    }) as AssistantMessage
-    if (!last) return
-
-    const provider = sync.data.provider.all.find((x) => x.id === last.providerID)
-    const model = provider?.models[last.modelID]
-    const limit = model?.limit.context
-
-    const input = last.tokens.input
-    const output = last.tokens.output
-    const reasoning = last.tokens.reasoning
-    const cacheRead = last.tokens.cache.read
-    const cacheWrite = last.tokens.cache.write
-    const total = input + output + reasoning + cacheRead + cacheWrite
-    const usage = limit ? Math.round((total / limit) * 100) : null
-
-    return {
-      message: last,
-      provider,
-      model,
-      limit,
-      input,
-      output,
-      reasoning,
-      cacheRead,
-      cacheWrite,
-      total,
-      usage,
-    }
-  })
 
   const cost = createMemo(() => {
-    const total = props.messages().reduce((sum, x) => sum + (x.role === "assistant" ? x.cost : 0), 0)
+    return usd().format(metrics().totalCost)
-    return usd().format(total)
   })
 
   const counts = createMemo(() => {
@@ -114,14 +82,13 @@ export function SessionContextTab(props: SessionContextTabProps) {
   const providerLabel = createMemo(() => {
     const c = ctx()
     if (!c) return "—"
-    return c.provider?.name ?? c.message.providerID
+    return c.providerLabel
   })
 
   const modelLabel = createMemo(() => {
     const c = ctx()
     if (!c) return "—"
-    if (c.model?.name) return c.model.name
+    return c.modelLabel
-    return c.message.modelID
   })
 
   const breakdown = createMemo(

packages/app/src/components/session/session-header.tsx

@@ -67,9 +67,39 @@ export function SessionHeader() {
     "xcode",
     "android-studio",
     "powershell",
+    "sublime-text",
   ] as const
   type OpenApp = (typeof OPEN_APPS)[number]
 
+  const MAC_APPS = [
+    { id: "vscode", label: "VS Code", icon: "vscode", openWith: "Visual Studio Code" },
+    { id: "cursor", label: "Cursor", icon: "cursor", openWith: "Cursor" },
+    { id: "zed", label: "Zed", icon: "zed", openWith: "Zed" },
+    { id: "textmate", label: "TextMate", icon: "textmate", openWith: "TextMate" },
+    { id: "antigravity", label: "Antigravity", icon: "antigravity", openWith: "Antigravity" },
+    { id: "terminal", label: "Terminal", icon: "terminal", openWith: "Terminal" },
+    { id: "iterm2", label: "iTerm2", icon: "iterm2", openWith: "iTerm" },
+    { id: "ghostty", label: "Ghostty", icon: "ghostty", openWith: "Ghostty" },
+    { id: "xcode", label: "Xcode", icon: "xcode", openWith: "Xcode" },
+    { id: "android-studio", label: "Android Studio", icon: "android-studio", openWith: "Android Studio" },
+    { id: "sublime-text", label: "Sublime Text", icon: "sublime-text", openWith: "Sublime Text" },
+  ] as const
+
+  const WINDOWS_APPS = [
+    { id: "vscode", label: "VS Code", icon: "vscode", openWith: "code" },
+    { id: "cursor", label: "Cursor", icon: "cursor", openWith: "cursor" },
+    { id: "zed", label: "Zed", icon: "zed", openWith: "zed" },
+    { id: "powershell", label: "PowerShell", icon: "powershell", openWith: "powershell" },
+    { id: "sublime-text", label: "Sublime Text", icon: "sublime-text", openWith: "Sublime Text" },
+  ] as const
+
+  const LINUX_APPS = [
+    { id: "vscode", label: "VS Code", icon: "vscode", openWith: "code" },
+    { id: "cursor", label: "Cursor", icon: "cursor", openWith: "cursor" },
+    { id: "zed", label: "Zed", icon: "zed", openWith: "zed" },
+    { id: "sublime-text", label: "Sublime Text", icon: "sublime-text", openWith: "Sublime Text" },
+  ] as const
+
   const os = createMemo<"macos" | "windows" | "linux" | "unknown">(() => {
     if (platform.platform === "desktop" && platform.os) return platform.os
     if (typeof navigator !== "object") return "unknown"
@@ -80,38 +110,44 @@ export function SessionHeader() {
     return "unknown"
   })
 
+  const [exists, setExists] = createStore<Partial<Record<OpenApp, boolean>>>({ finder: true })
+
+  createEffect(() => {
+    if (platform.platform !== "desktop") return
+    if (!platform.checkAppExists) return
+
+    const list = os()
+    const apps = list === "macos" ? MAC_APPS : list === "windows" ? WINDOWS_APPS : list === "linux" ? LINUX_APPS : []
+    if (apps.length === 0) return
+
+    void Promise.all(
+      apps.map((app) =>
+        Promise.resolve(platform.checkAppExists?.(app.openWith)).then((value) => {
+          const ok = Boolean(value)
+          console.debug(`[session-header] App "${app.label}" (${app.openWith}): ${ok ? "exists" : "does not exist"}`)
+          return [app.id, ok] as const
+        }),
+      ),
+    ).then((entries) => {
+      setExists(Object.fromEntries(entries) as Partial<Record<OpenApp, boolean>>)
+    })
+  })
+
   const options = createMemo(() => {
     if (os() === "macos") {
-      return [
+      return [{ id: "finder", label: "Finder", icon: "finder" }, ...MAC_APPS.filter((app) => exists[app.id])] as const
-        { id: "vscode", label: "VS Code", icon: "vscode", openWith: "Visual Studio Code" },
-        { id: "cursor", label: "Cursor", icon: "cursor", openWith: "Cursor" },
-        { id: "zed", label: "Zed", icon: "zed", openWith: "Zed" },
-        { id: "textmate", label: "TextMate", icon: "textmate", openWith: "TextMate" },
-        { id: "antigravity", label: "Antigravity", icon: "antigravity", openWith: "Antigravity" },
-        { id: "finder", label: "Finder", icon: "finder" },
-        { id: "terminal", label: "Terminal", icon: "terminal", openWith: "Terminal" },
-        { id: "iterm2", label: "iTerm2", icon: "iterm2", openWith: "iTerm" },
-        { id: "ghostty", label: "Ghostty", icon: "ghostty", openWith: "Ghostty" },
-        { id: "xcode", label: "Xcode", icon: "xcode", openWith: "Xcode" },
-        { id: "android-studio", label: "Android Studio", icon: "android-studio", openWith: "Android Studio" },
-      ] as const
     }
 
     if (os() === "windows") {
       return [
-        { id: "vscode", label: "VS Code", icon: "vscode", openWith: "code" },
+        { id: "finder", label: "File Explorer", icon: "file-explorer" },
-        { id: "cursor", label: "Cursor", icon: "cursor", openWith: "cursor" },
+        ...WINDOWS_APPS.filter((app) => exists[app.id]),
-        { id: "zed", label: "Zed", icon: "zed", openWith: "zed" },
-        { id: "finder", label: "File Explorer", icon: "finder" },
-        { id: "powershell", label: "PowerShell", icon: "powershell", openWith: "powershell" },
       ] as const
     }
 
     return [
-      { id: "vscode", label: "VS Code", icon: "vscode", openWith: "code" },
-      { id: "cursor", label: "Cursor", icon: "cursor", openWith: "cursor" },
-      { id: "zed", label: "Zed", icon: "zed", openWith: "zed" },
       { id: "finder", label: "File Manager", icon: "finder" },
+      ...LINUX_APPS.filter((app) => exists[app.id]),
     ] as const
   })
 
@@ -268,6 +304,7 @@ export function SessionHeader() {
           <Portal mount={mount()}>
             <div class="flex items-center gap-3">
               <Show when={projectDirectory()}>
+                <div class="hidden xl:flex items-center">
                   <Show
                     when={canOpen()}
                     fallback={
@@ -278,7 +315,9 @@ export function SessionHeader() {
                         aria-label={language.t("session.header.open.copyPath")}
                       >
                         <Icon name="copy" size="small" class="text-icon-base" />
-                      <span class="text-12-regular text-text-strong">{language.t("session.header.open.copyPath")}</span>
+                        <span class="text-12-regular text-text-strong">
+                          {language.t("session.header.open.copyPath")}
+                        </span>
                       </Button>
                     }
                   >
@@ -336,6 +375,7 @@ export function SessionHeader() {
                       </DropdownMenu>
                     </div>
                   </Show>
+                </div>
               </Show>
               <StatusPopover />
               <Show when={showShare()}>

packages/app/src/components/status-popover.tsx

@@ -1,4 +1,4 @@
-import { createEffect, createMemo, createSignal, For, onCleanup, onMount, Show } from "solid-js"
+import { createEffect, createMemo, For, onCleanup, Show } from "solid-js"
 import { createStore, reconcile } from "solid-js/store"
 import { useNavigate } from "@solidjs/router"
 import { useDialog } from "@opencode-ai/ui/context/dialog"
@@ -7,30 +7,15 @@ import { Tabs } from "@opencode-ai/ui/tabs"
 import { Button } from "@opencode-ai/ui/button"
 import { Switch } from "@opencode-ai/ui/switch"
 import { Icon } from "@opencode-ai/ui/icon"
-import { Tooltip } from "@opencode-ai/ui/tooltip"
 import { useSync } from "@/context/sync"
 import { useSDK } from "@/context/sdk"
-import { normalizeServerUrl, serverDisplayName, useServer } from "@/context/server"
+import { normalizeServerUrl, useServer } from "@/context/server"
 import { usePlatform } from "@/context/platform"
 import { useLanguage } from "@/context/language"
-import { createOpencodeClient } from "@opencode-ai/sdk/v2/client"
 import { DialogSelectServer } from "./dialog-select-server"
 import { showToast } from "@opencode-ai/ui/toast"
-
+import { ServerRow } from "@/components/server/server-row"
-type ServerStatus = { healthy: boolean; version?: string }
+import { checkServerHealth, type ServerHealth } from "@/utils/server-health"
-
-async function checkHealth(url: string, platform: ReturnType<typeof usePlatform>): Promise<ServerStatus> {
-  const signal = (AbortSignal as unknown as { timeout?: (ms: number) => AbortSignal }).timeout?.(3000)
-  const sdk = createOpencodeClient({
-    baseUrl: url,
-    fetch: platform.fetch,
-    signal,
-  })
-  return sdk.global
-    .health()
-    .then((x) => ({ healthy: x.data?.healthy === true, version: x.data?.version }))
-    .catch(() => ({ healthy: false }))
-}
 
 export function StatusPopover() {
   const sync = useSync()
@@ -42,10 +27,11 @@ export function StatusPopover() {
   const navigate = useNavigate()
 
   const [store, setStore] = createStore({
-    status: {} as Record<string, ServerStatus | undefined>,
+    status: {} as Record<string, ServerHealth | undefined>,
     loading: null as string | null,
     defaultServerUrl: undefined as string | undefined,
   })
+  const fetcher = platform.fetch ?? globalThis.fetch
 
   const servers = createMemo(() => {
     const current = server.url
@@ -60,7 +46,7 @@ export function StatusPopover() {
     if (!list.length) return list
     const active = server.url
     const order = new Map(list.map((url, index) => [url, index] as const))
-    const rank = (value?: ServerStatus) => {
+    const rank = (value?: ServerHealth) => {
       if (value?.healthy === true) return 0
       if (value?.healthy === false) return 2
       return 1
@@ -75,10 +61,10 @@ export function StatusPopover() {
   })
 
   async function refreshHealth() {
-    const results: Record<string, ServerStatus> = {}
+    const results: Record<string, ServerHealth> = {}
     await Promise.all(
       servers().map(async (url) => {
-        results[url] = await checkHealth(url, platform)
+        results[url] = await checkServerHealth(url, fetcher)
       }),
     )
     setStore("status", reconcile(results))
@@ -213,41 +199,12 @@ export function StatusPopover() {
                     const isDefault = () => url === store.defaultServerUrl
                     const status = () => store.status[url]
                     const isBlocked = () => status()?.healthy === false
-                    const [truncated, setTruncated] = createSignal(false)
-                    let nameRef: HTMLSpanElement | undefined
-                    let versionRef: HTMLSpanElement | undefined
-
-                    onMount(() => {
-                      const check = () => {
-                        const nameTruncated = nameRef ? nameRef.scrollWidth > nameRef.clientWidth : false
-                        const versionTruncated = versionRef ? versionRef.scrollWidth > versionRef.clientWidth : false
-                        setTruncated(nameTruncated || versionTruncated)
-                      }
-                      check()
-                      window.addEventListener("resize", check)
-                      onCleanup(() => window.removeEventListener("resize", check))
-                    })
-
-                    const tooltipValue = () => {
-                      const name = serverDisplayName(url)
-                      const version = status()?.version
-                      return (
-                        <span class="flex items-center gap-2">
-                          <span>{name}</span>
-                          <Show when={version}>
-                            <span class="text-text-invert-base">{version}</span>
-                          </Show>
-                        </span>
-                      )
-                    }
 
                     return (
-                      <Tooltip value={tooltipValue()} placement="top" inactive={!truncated()}>
                       <button
                         type="button"
                         class="flex items-center gap-2 w-full h-8 pl-3 pr-1.5 py-1.5 rounded-md transition-colors text-left"
                         classList={{
-                            "opacity-50": isBlocked(),
                           "hover:bg-surface-raised-base-hover": !isBlocked(),
                           "cursor-not-allowed": isBlocked(),
                         }}
@@ -258,33 +215,27 @@ export function StatusPopover() {
                           navigate("/")
                         }}
                       >
-                          <div
+                        <ServerRow
-                            classList={{
+                          url={url}
-                              "size-1.5 rounded-full shrink-0": true,
+                          status={status()}
-                              "bg-icon-success-base": status()?.healthy === true,
+                          dimmed={isBlocked()}
-                              "bg-icon-critical-base": status()?.healthy === false,
+                          class="flex items-center gap-2 w-full min-w-0"
-                              "bg-border-weak-base": status() === undefined,
+                          nameClass="text-14-regular text-text-base truncate"
-                            }}
+                          versionClass="text-12-regular text-text-weak truncate"
-                          />
+                          badge={
-                          <span ref={nameRef} class="text-14-regular text-text-base truncate">
-                            {serverDisplayName(url)}
-                          </span>
-                          <Show when={status()?.version}>
-                            <span ref={versionRef} class="text-12-regular text-text-weak truncate">
-                              {status()?.version}
-                            </span>
-                          </Show>
                             <Show when={isDefault()}>
                               <span class="text-11-regular text-text-base bg-surface-base px-1.5 py-0.5 rounded-md">
                                 {language.t("common.default")}
                               </span>
                             </Show>
+                          }
+                        >
                           <div class="flex-1" />
                           <Show when={isActive()}>
                             <Icon name="check" size="small" class="text-icon-weak shrink-0" />
                           </Show>
+                        </ServerRow>
                       </button>
-                      </Tooltip>
                     )
                   }}
                 </For>

packages/app/src/components/terminal.tsx

@@ -8,6 +8,7 @@ import { LocalPTY } from "@/context/terminal"
 import { resolveThemeVariant, useTheme, withAlpha, type HexColor } from "@opencode-ai/ui/theme"
 import { useLanguage } from "@/context/language"
 import { showToast } from "@opencode-ai/ui/toast"
+import { disposeIfDisposable, getHoveredLinkText, setOptionIfSupported } from "@/utils/runtime-adapters"
 
 export interface TerminalProps extends ComponentProps<"div"> {
   pty: LocalPTY
@@ -111,17 +112,13 @@ export const Terminal = (props: TerminalProps) => {
     const colors = getTerminalColors()
     setTerminalColors(colors)
     if (!term) return
-    const setOption = (term as unknown as { setOption?: (key: string, value: TerminalColors) => void }).setOption
+    setOptionIfSupported(term, "theme", colors)
-    if (!setOption) return
-    setOption("theme", colors)
   })
 
   createEffect(() => {
     const font = monoFontFamily(settings.appearance.font())
     if (!term) return
-    const setOption = (term as unknown as { setOption?: (key: string, value: string) => void }).setOption
+    setOptionIfSupported(term, "fontFamily", font)
-    if (!setOption) return
-    setOption("fontFamily", font)
   })
 
   const focusTerminal = () => {
@@ -146,12 +143,12 @@ export const Terminal = (props: TerminalProps) => {
     const t = term
     if (!t) return
 
-    const link = (t as unknown as { currentHoveredLink?: { text: string } }).currentHoveredLink
+    const text = getHoveredLinkText(t)
-    if (!link?.text) return
+    if (!text) return
 
     event.preventDefault()
     event.stopImmediatePropagation()
-    platform.openLink(link.text)
+    platform.openLink(text)
   }
 
   onMount(() => {
@@ -250,7 +247,7 @@ export const Terminal = (props: TerminalProps) => {
 
       const fit = new mod.FitAddon()
       const serializer = new SerializeAddon()
-      cleanups.push(() => (fit as unknown as { dispose?: VoidFunction }).dispose?.())
+      cleanups.push(() => disposeIfDisposable(fit))
       t.loadAddon(serializer)
       t.loadAddon(fit)
       fitAddon = fit
@@ -290,6 +287,27 @@ export const Terminal = (props: TerminalProps) => {
       handleResize = () => fit.fit()
       window.addEventListener("resize", handleResize)
       cleanups.push(() => window.removeEventListener("resize", handleResize))
+      const limit = 16_384
+      const min = 32
+      const windowMs = 750
+      const seed = tail.length > limit ? tail.slice(-limit) : tail
+      let sync = seed.length >= min
+      let syncUntil = 0
+      const stopSync = () => {
+        sync = false
+        syncUntil = 0
+      }
+
+      const overlap = (data: string) => {
+        if (!seed) return 0
+        const max = Math.min(seed.length, data.length)
+        if (max < min) return 0
+        for (let i = max; i >= min; i--) {
+          if (seed.slice(-i) === data.slice(0, i)) return i
+        }
+        return 0
+      }
+
       const onResize = t.onResize(async (size) => {
         if (socket.readyState === WebSocket.OPEN) {
           await sdk.client.pty
@@ -303,38 +321,27 @@ export const Terminal = (props: TerminalProps) => {
             .catch(() => {})
         }
       })
-      cleanups.push(() => (onResize as unknown as { dispose?: VoidFunction }).dispose?.())
+      cleanups.push(() => disposeIfDisposable(onResize))
       const onData = t.onData((data) => {
+        if (data) stopSync()
         if (socket.readyState === WebSocket.OPEN) {
           socket.send(data)
         }
       })
-      cleanups.push(() => (onData as unknown as { dispose?: VoidFunction }).dispose?.())
+      cleanups.push(() => disposeIfDisposable(onData))
       const onKey = t.onKey((key) => {
         if (key.key == "Enter") {
           props.onSubmit?.()
         }
       })
-      cleanups.push(() => (onKey as unknown as { dispose?: VoidFunction }).dispose?.())
+      cleanups.push(() => disposeIfDisposable(onKey))
       // t.onScroll((ydisp) => {
       // console.log("Scroll position:", ydisp)
       // })
 
-      const limit = 16_384
-      const seed = tail
-      let sync = !!seed
-
-      const overlap = (data: string) => {
-        if (!seed) return 0
-        const max = Math.min(seed.length, data.length)
-        for (let i = max; i > 0; i--) {
-          if (seed.slice(-i) === data.slice(0, i)) return i
-        }
-        return 0
-      }
-
       const handleOpen = () => {
         local.onConnect?.()
+        if (sync) syncUntil = Date.now() + windowMs
         sdk.client.pty
           .update({
             ptyID: local.pty.id,
@@ -349,18 +356,23 @@ export const Terminal = (props: TerminalProps) => {
       cleanups.push(() => socket.removeEventListener("open", handleOpen))
 
       const handleMessage = (event: MessageEvent) => {
+        if (disposed) return
         const data = typeof event.data === "string" ? event.data : ""
         if (!data) return
 
         const next = (() => {
           if (!sync) return data
+          if (syncUntil && Date.now() > syncUntil) {
+            stopSync()
+            return data
+          }
           const n = overlap(data)
           if (!n) {
-            sync = false
+            stopSync()
             return data
           }
           const trimmed = data.slice(n)
-          if (trimmed) sync = false
+          if (trimmed) stopSync()
           return trimmed
         })()
 

packages/app/src/components/titlebar-history.test.ts

@@ -0,0 +1,63 @@
+import { describe, expect, test } from "bun:test"
+import { applyPath, backPath, forwardPath, type TitlebarHistory } from "./titlebar-history"
+
+function history(): TitlebarHistory {
+  return { stack: [], index: 0, action: undefined }
+}
+
+describe("titlebar history", () => {
+  test("append and trim keeps max bounded", () => {
+    let state = history()
+    state = applyPath(state, "/", 3)
+    state = applyPath(state, "/a", 3)
+    state = applyPath(state, "/b", 3)
+    state = applyPath(state, "/c", 3)
+
+    expect(state.stack).toEqual(["/a", "/b", "/c"])
+    expect(state.stack.length).toBe(3)
+    expect(state.index).toBe(2)
+  })
+
+  test("back and forward indexes stay correct after trimming", () => {
+    let state = history()
+    state = applyPath(state, "/", 3)
+    state = applyPath(state, "/a", 3)
+    state = applyPath(state, "/b", 3)
+    state = applyPath(state, "/c", 3)
+
+    expect(state.stack).toEqual(["/a", "/b", "/c"])
+    expect(state.index).toBe(2)
+
+    const back = backPath(state)
+    expect(back?.to).toBe("/b")
+    expect(back?.state.index).toBe(1)
+
+    const afterBack = applyPath(back!.state, back!.to, 3)
+    expect(afterBack.stack).toEqual(["/a", "/b", "/c"])
+    expect(afterBack.index).toBe(1)
+
+    const forward = forwardPath(afterBack)
+    expect(forward?.to).toBe("/c")
+    expect(forward?.state.index).toBe(2)
+
+    const afterForward = applyPath(forward!.state, forward!.to, 3)
+    expect(afterForward.stack).toEqual(["/a", "/b", "/c"])
+    expect(afterForward.index).toBe(2)
+  })
+
+  test("action-driven navigation does not push duplicate history entries", () => {
+    const state: TitlebarHistory = {
+      stack: ["/", "/a", "/b"],
+      index: 2,
+      action: undefined,
+    }
+
+    const back = backPath(state)
+    expect(back?.to).toBe("/a")
+
+    const next = applyPath(back!.state, back!.to, 10)
+    expect(next.stack).toEqual(["/", "/a", "/b"])
+    expect(next.index).toBe(1)
+    expect(next.action).toBeUndefined()
+  })
+})

packages/app/src/components/titlebar-history.ts

@@ -0,0 +1,57 @@
+export const MAX_TITLEBAR_HISTORY = 100
+
+export type TitlebarAction = "back" | "forward" | undefined
+
+export type TitlebarHistory = {
+  stack: string[]
+  index: number
+  action: TitlebarAction
+}
+
+export function applyPath(state: TitlebarHistory, current: string, max = MAX_TITLEBAR_HISTORY): TitlebarHistory {
+  if (!state.stack.length) {
+    const stack = current === "/" ? ["/"] : ["/", current]
+    return { stack, index: stack.length - 1, action: undefined }
+  }
+
+  const active = state.stack[state.index]
+  if (current === active) {
+    if (!state.action) return state
+    return { ...state, action: undefined }
+  }
+
+  if (state.action) return { ...state, action: undefined }
+
+  return pushPath(state, current, max)
+}
+
+export function pushPath(state: TitlebarHistory, path: string, max = MAX_TITLEBAR_HISTORY): TitlebarHistory {
+  const stack = state.stack.slice(0, state.index + 1).concat(path)
+  const next = trimHistory(stack, stack.length - 1, max)
+  return { ...state, ...next, action: undefined }
+}
+
+export function trimHistory(stack: string[], index: number, max = MAX_TITLEBAR_HISTORY) {
+  if (stack.length <= max) return { stack, index }
+  const cut = stack.length - max
+  return {
+    stack: stack.slice(cut),
+    index: Math.max(0, index - cut),
+  }
+}
+
+export function backPath(state: TitlebarHistory) {
+  if (state.index <= 0) return
+  const index = state.index - 1
+  const to = state.stack[index]
+  if (!to) return
+  return { state: { ...state, index, action: "back" as const }, to }
+}
+
+export function forwardPath(state: TitlebarHistory) {
+  if (state.index >= state.stack.length - 1) return
+  const index = state.index + 1
+  const to = state.stack[index]
+  if (!to) return
+  return { state: { ...state, index, action: "forward" as const }, to }
+}

packages/app/src/components/titlebar.tsx

@@ -11,6 +11,7 @@ import { useLayout } from "@/context/layout"
 import { usePlatform } from "@/context/platform"
 import { useCommand } from "@/context/command"
 import { useLanguage } from "@/context/language"
+import { applyPath, backPath, forwardPath } from "./titlebar-history"
 
 export function Titlebar() {
   const layout = useLayout()
@@ -39,25 +40,9 @@ export function Titlebar() {
     const current = path()
 
     untrack(() => {
-      if (!history.stack.length) {
+      const next = applyPath(history, current)
-        const stack = current === "/" ? ["/"] : ["/", current]
+      if (next === history) return
-        setHistory({ stack, index: stack.length - 1 })
+      setHistory(next)
-        return
-      }
-
-      const active = history.stack[history.index]
-      if (current === active) {
-        if (history.action) setHistory("action", undefined)
-        return
-      }
-
-      if (history.action) {
-        setHistory("action", undefined)
-        return
-      }
-
-      const next = history.stack.slice(0, history.index + 1).concat(current)
-      setHistory({ stack: next, index: next.length - 1 })
     })
   })
 
@@ -65,29 +50,47 @@ export function Titlebar() {
   const canForward = createMemo(() => history.index < history.stack.length - 1)
 
   const back = () => {
-    if (!canBack()) return
+    const next = backPath(history)
-    const index = history.index - 1
+    if (!next) return
-    const to = history.stack[index]
+    setHistory(next.state)
-    if (!to) return
+    navigate(next.to)
-    setHistory({ index, action: "back" })
-    navigate(to)
   }
 
   const forward = () => {
-    if (!canForward()) return
+    const next = forwardPath(history)
-    const index = history.index + 1
+    if (!next) return
-    const to = history.stack[index]
+    setHistory(next.state)
-    if (!to) return
+    navigate(next.to)
-    setHistory({ index, action: "forward" })
-    navigate(to)
   }
 
+  command.register(() => [
+    {
+      id: "common.goBack",
+      title: language.t("common.goBack"),
+      category: language.t("command.category.view"),
+      onSelect: back,
+    },
+    {
+      id: "common.goForward",
+      title: language.t("common.goForward"),
+      category: language.t("command.category.view"),
+      onSelect: forward,
+    },
+  ])
+
   const getWin = () => {
     if (platform.platform !== "desktop") return
 
     const tauri = (
       window as unknown as {
-        __TAURI__?: { window?: { getCurrentWindow?: () => { startDragging?: () => Promise<void> } } }
+        __TAURI__?: {
+          window?: {
+            getCurrentWindow?: () => {
+              startDragging?: () => Promise<void>
+              toggleMaximize?: () => Promise<void>
+            }
+          }
+        }
       }
     ).__TAURI__
     if (!tauri?.window?.getCurrentWindow) return
@@ -133,17 +136,30 @@ export function Titlebar() {
     void win.startDragging().catch(() => undefined)
   }
 
+  const maximize = (e: MouseEvent) => {
+    if (platform.platform !== "desktop") return
+    if (interactive(e.target)) return
+    if (e.target instanceof Element && e.target.closest("[data-tauri-decorum-tb]")) return
+
+    const win = getWin()
+    if (!win?.toggleMaximize) return
+
+    e.preventDefault()
+    void win.toggleMaximize().catch(() => undefined)
+  }
+
   return (
     <header
       class="h-10 shrink-0 bg-background-base relative grid grid-cols-[auto_minmax(0,1fr)_auto] items-center"
       style={{ "min-height": minHeight() }}
+      onMouseDown={drag}
+      onDblClick={maximize}
     >
       <div
         classList={{
           "flex items-center min-w-0": true,
           "pl-2": !mac(),
         }}
-        onMouseDown={drag}
       >
         <Show when={mac()}>
           <div class="h-full shrink-0" style={{ width: `${72 / zoom()}px` }} />

packages/app/src/context/command-keybind.test.ts

@@ -0,0 +1,43 @@
+import { describe, expect, test } from "bun:test"
+import { formatKeybind, matchKeybind, parseKeybind } from "./command"
+
+describe("command keybind helpers", () => {
+  test("parseKeybind handles aliases and multiple combos", () => {
+    const keybinds = parseKeybind("control+option+k, mod+shift+comma")
+
+    expect(keybinds).toHaveLength(2)
+    expect(keybinds[0]).toEqual({
+      key: "k",
+      ctrl: true,
+      meta: false,
+      shift: false,
+      alt: true,
+    })
+    expect(keybinds[1]?.shift).toBe(true)
+    expect(keybinds[1]?.key).toBe("comma")
+    expect(Boolean(keybinds[1]?.ctrl || keybinds[1]?.meta)).toBe(true)
+  })
+
+  test("parseKeybind treats none and empty as disabled", () => {
+    expect(parseKeybind("none")).toEqual([])
+    expect(parseKeybind("")).toEqual([])
+  })
+
+  test("matchKeybind normalizes punctuation keys", () => {
+    const keybinds = parseKeybind("ctrl+comma, shift+plus, meta+space")
+
+    expect(matchKeybind(keybinds, new KeyboardEvent("keydown", { key: ",", ctrlKey: true }))).toBe(true)
+    expect(matchKeybind(keybinds, new KeyboardEvent("keydown", { key: "+", shiftKey: true }))).toBe(true)
+    expect(matchKeybind(keybinds, new KeyboardEvent("keydown", { key: " ", metaKey: true }))).toBe(true)
+    expect(matchKeybind(keybinds, new KeyboardEvent("keydown", { key: ",", ctrlKey: true, altKey: true }))).toBe(false)
+  })
+
+  test("formatKeybind returns human readable output", () => {
+    const display = formatKeybind("ctrl+alt+arrowup")
+
+    expect(display).toContain("↑")
+    expect(display.includes("Ctrl") || display.includes("⌃")).toBe(true)
+    expect(display.includes("Alt") || display.includes("⌥")).toBe(true)
+    expect(formatKeybind("none")).toBe("")
+  })
+})

packages/app/src/context/command.test.ts

@@ -0,0 +1,25 @@
+import { describe, expect, test } from "bun:test"
+import { upsertCommandRegistration } from "./command"
+
+describe("upsertCommandRegistration", () => {
+  test("replaces keyed registrations", () => {
+    const one = () => [{ id: "one", title: "One" }]
+    const two = () => [{ id: "two", title: "Two" }]
+
+    const next = upsertCommandRegistration([{ key: "layout", options: one }], { key: "layout", options: two })
+
+    expect(next).toHaveLength(1)
+    expect(next[0]?.options).toBe(two)
+  })
+
+  test("keeps unkeyed registrations additive", () => {
+    const one = () => [{ id: "one", title: "One" }]
+    const two = () => [{ id: "two", title: "Two" }]
+
+    const next = upsertCommandRegistration([{ options: one }], { options: two })
+
+    expect(next).toHaveLength(2)
+    expect(next[0]?.options).toBe(two)
+    expect(next[1]?.options).toBe(one)
+  })
+})

packages/app/src/context/command.tsx

@@ -64,6 +64,16 @@ export type CommandCatalogItem = {
   slash?: string
 }
 
+export type CommandRegistration = {
+  key?: string
+  options: Accessor<CommandOption[]>
+}
+
+export function upsertCommandRegistration(registrations: CommandRegistration[], entry: CommandRegistration) {
+  if (entry.key === undefined) return [entry, ...registrations]
+  return [entry, ...registrations.filter((x) => x.key !== entry.key)]
+}
+
 export function parseKeybind(config: string): Keybind[] {
   if (!config || config === "none") return []
 
@@ -166,9 +176,10 @@ export const { use: useCommand, provider: CommandProvider } = createSimpleContex
     const settings = useSettings()
     const language = useLanguage()
     const [store, setStore] = createStore({
-      registrations: [] as Accessor<CommandOption[]>[],
+      registrations: [] as CommandRegistration[],
       suspendCount: 0,
     })
+    const warnedDuplicates = new Set<string>()
 
     const [catalog, setCatalog, _, catalogReady] = persisted(
       Persist.global("command.catalog.v1"),
@@ -187,8 +198,14 @@ export const { use: useCommand, provider: CommandProvider } = createSimpleContex
       const all: CommandOption[] = []
 
       for (const reg of store.registrations) {
-        for (const opt of reg()) {
+        for (const opt of reg.options()) {
-          if (seen.has(opt.id)) continue
+          if (seen.has(opt.id)) {
+            if (import.meta.env.DEV && !warnedDuplicates.has(opt.id)) {
+              warnedDuplicates.add(opt.id)
+              console.warn(`[command] duplicate command id \"${opt.id}\" registered; keeping first entry`)
+            }
+            continue
+          }
           seen.add(opt.id)
           all.push(opt)
         }
@@ -296,14 +313,25 @@ export const { use: useCommand, provider: CommandProvider } = createSimpleContex
       document.removeEventListener("keydown", handleKeyDown)
     })
 
-    return {
+    function register(cb: () => CommandOption[]): void
-      register(cb: () => CommandOption[]) {
+    function register(key: string, cb: () => CommandOption[]): void
-        const results = createMemo(cb)
+    function register(key: string | (() => CommandOption[]), cb?: () => CommandOption[]) {
-        setStore("registrations", (arr) => [results, ...arr])
+      const id = typeof key === "string" ? key : undefined
+      const next = typeof key === "function" ? key : cb
+      if (!next) return
+      const options = createMemo(next)
+      const entry: CommandRegistration = {
+        key: id,
+        options,
+      }
+      setStore("registrations", (arr) => upsertCommandRegistration(arr, entry))
       onCleanup(() => {
-          setStore("registrations", (arr) => arr.filter((x) => x !== results))
+        setStore("registrations", (arr) => arr.filter((x) => x !== entry))
       })
-      },
+    }
+
+    return {
+      register,
       trigger(id: string, source?: "palette" | "keybind" | "slash") {
         run(id, source)
       },

packages/app/src/context/comments.test.ts

@@ -0,0 +1,111 @@
+import { beforeAll, describe, expect, mock, test } from "bun:test"
+import { createRoot } from "solid-js"
+import type { LineComment } from "./comments"
+
+let createCommentSessionForTest: typeof import("./comments").createCommentSessionForTest
+
+beforeAll(async () => {
+  mock.module("@solidjs/router", () => ({
+    useParams: () => ({}),
+  }))
+  mock.module("@opencode-ai/ui/context", () => ({
+    createSimpleContext: () => ({
+      use: () => undefined,
+      provider: () => undefined,
+    }),
+  }))
+  const mod = await import("./comments")
+  createCommentSessionForTest = mod.createCommentSessionForTest
+})
+
+function line(file: string, id: string, time: number): LineComment {
+  return {
+    id,
+    file,
+    comment: id,
+    time,
+    selection: { start: 1, end: 1 },
+  }
+}
+
+describe("comments session indexing", () => {
+  test("keeps file list behavior and aggregate chronological order", () => {
+    createRoot((dispose) => {
+      const now = Date.now()
+      const comments = createCommentSessionForTest({
+        "a.ts": [line("a.ts", "a-late", now + 20_000), line("a.ts", "a-early", now + 1_000)],
+        "b.ts": [line("b.ts", "b-mid", now + 10_000)],
+      })
+
+      expect(comments.list("a.ts").map((item) => item.id)).toEqual(["a-late", "a-early"])
+      expect(comments.all().map((item) => item.id)).toEqual(["a-early", "b-mid", "a-late"])
+
+      const next = comments.add({
+        file: "b.ts",
+        comment: "next",
+        selection: { start: 2, end: 2 },
+      })
+
+      expect(comments.list("b.ts").at(-1)?.id).toBe(next.id)
+      expect(comments.all().map((item) => item.time)).toEqual(
+        comments
+          .all()
+          .map((item) => item.time)
+          .slice()
+          .sort((a, b) => a - b),
+      )
+
+      dispose()
+    })
+  })
+
+  test("remove updates file and aggregate indexes consistently", () => {
+    createRoot((dispose) => {
+      const comments = createCommentSessionForTest({
+        "a.ts": [line("a.ts", "a1", 10), line("a.ts", "shared", 20)],
+        "b.ts": [line("b.ts", "shared", 30)],
+      })
+
+      comments.setFocus({ file: "a.ts", id: "shared" })
+      comments.setActive({ file: "a.ts", id: "shared" })
+      comments.remove("a.ts", "shared")
+
+      expect(comments.list("a.ts").map((item) => item.id)).toEqual(["a1"])
+      expect(
+        comments
+          .all()
+          .filter((item) => item.id === "shared")
+          .map((item) => item.file),
+      ).toEqual(["b.ts"])
+      expect(comments.focus()).toBeNull()
+      expect(comments.active()).toEqual({ file: "a.ts", id: "shared" })
+
+      dispose()
+    })
+  })
+
+  test("clear resets file and aggregate indexes plus focus state", () => {
+    createRoot((dispose) => {
+      const comments = createCommentSessionForTest({
+        "a.ts": [line("a.ts", "a1", 10)],
+      })
+
+      const next = comments.add({
+        file: "b.ts",
+        comment: "next",
+        selection: { start: 2, end: 2 },
+      })
+
+      comments.setActive({ file: "b.ts", id: next.id })
+      comments.clear()
+
+      expect(comments.list("a.ts")).toEqual([])
+      expect(comments.list("b.ts")).toEqual([])
+      expect(comments.all()).toEqual([])
+      expect(comments.focus()).toBeNull()
+      expect(comments.active()).toBeNull()
+
+      dispose()
+    })
+  })
+})

packages/app/src/context/comments.tsx

@@ -1,8 +1,9 @@
-import { batch, createMemo, createRoot, onCleanup } from "solid-js"
+import { batch, createEffect, createMemo, createRoot, onCleanup } from "solid-js"
-import { createStore } from "solid-js/store"
+import { createStore, reconcile, type SetStoreFunction, type Store } from "solid-js/store"
 import { createSimpleContext } from "@opencode-ai/ui/context"
 import { useParams } from "@solidjs/router"
 import { Persist, persisted } from "@/utils/persist"
+import { createScopedCache } from "@/utils/scoped-cache"
 import type { SelectedLineRange } from "@/context/file"
 
 export type LineComment = {
@@ -18,28 +19,28 @@ type CommentFocus = { file: string; id: string }
 const WORKSPACE_KEY = "__workspace__"
 const MAX_COMMENT_SESSIONS = 20
 
-type CommentSession = ReturnType<typeof createCommentSession>
+type CommentStore = {
-
+  comments: Record<string, LineComment[]>
-type CommentCacheEntry = {
-  value: CommentSession
-  dispose: VoidFunction
 }
 
-function createCommentSession(dir: string, id: string | undefined) {
+function aggregate(comments: Record<string, LineComment[]>) {
-  const legacy = `${dir}/comments${id ? "/" + id : ""}.v1`
+  return Object.keys(comments)
+    .flatMap((file) => comments[file] ?? [])
+    .slice()
+    .sort((a, b) => a.time - b.time)
+}
 
-  const [store, setStore, _, ready] = persisted(
+function insert(items: LineComment[], next: LineComment) {
-    Persist.scoped(dir, id, "comments", [legacy]),
+  const index = items.findIndex((item) => item.time > next.time)
-    createStore<{
+  if (index < 0) return [...items, next]
-      comments: Record<string, LineComment[]>
+  return [...items.slice(0, index), next, ...items.slice(index)]
-    }>({
+}
-      comments: {},
-    }),
-  )
 
+function createCommentSessionState(store: Store<CommentStore>, setStore: SetStoreFunction<CommentStore>) {
   const [state, setState] = createStore({
     focus: null as CommentFocus | null,
     active: null as CommentFocus | null,
+    all: aggregate(store.comments),
   })
 
   const setFocus = (value: CommentFocus | null | ((value: CommentFocus | null) => CommentFocus | null)) =>
@@ -59,6 +60,7 @@ function createCommentSession(dir: string, id: string | undefined) {
 
     batch(() => {
       setStore("comments", input.file, (items) => [...(items ?? []), next])
+      setState("all", (items) => insert(items, next))
       setFocus({ file: input.file, id: next.id })
     })
 
@@ -66,37 +68,72 @@ function createCommentSession(dir: string, id: string | undefined) {
   }
 
   const remove = (file: string, id: string) => {
-    setStore("comments", file, (items) => (items ?? []).filter((x) => x.id !== id))
+    batch(() => {
+      setStore("comments", file, (items) => (items ?? []).filter((item) => item.id !== id))
+      setState("all", (items) => items.filter((item) => !(item.file === file && item.id === id)))
       setFocus((current) => (current?.id === id ? null : current))
+    })
   }
 
   const clear = () => {
     batch(() => {
-      setStore("comments", {})
+      setStore("comments", reconcile({}))
+      setState("all", [])
       setFocus(null)
       setActive(null)
     })
   }
 
-  const all = createMemo(() => {
+  return {
-    const files = Object.keys(store.comments)
+    list,
-    const items = files.flatMap((file) => store.comments[file] ?? [])
+    all: () => state.all,
-    return items.slice().sort((a, b) => a.time - b.time)
+    add,
+    remove,
+    clear,
+    focus: () => state.focus,
+    setFocus,
+    clearFocus: () => setFocus(null),
+    active: () => state.active,
+    setActive,
+    clearActive: () => setActive(null),
+    reindex: () => setState("all", aggregate(store.comments)),
+  }
+}
+
+export function createCommentSessionForTest(comments: Record<string, LineComment[]> = {}) {
+  const [store, setStore] = createStore<CommentStore>({ comments })
+  return createCommentSessionState(store, setStore)
+}
+
+function createCommentSession(dir: string, id: string | undefined) {
+  const legacy = `${dir}/comments${id ? "/" + id : ""}.v1`
+
+  const [store, setStore, _, ready] = persisted(
+    Persist.scoped(dir, id, "comments", [legacy]),
+    createStore<CommentStore>({
+      comments: {},
+    }),
+  )
+  const session = createCommentSessionState(store, setStore)
+
+  createEffect(() => {
+    if (!ready()) return
+    session.reindex()
   })
 
   return {
     ready,
-    list,
+    list: session.list,
-    all,
+    all: session.all,
-    add,
+    add: session.add,
-    remove,
+    remove: session.remove,
-    clear,
+    clear: session.clear,
-    focus: createMemo(() => state.focus),
+    focus: session.focus,
-    setFocus,
+    setFocus: session.setFocus,
-    clearFocus: () => setFocus(null),
+    clearFocus: session.clearFocus,
-    active: createMemo(() => state.active),
+    active: session.active,
-    setActive,
+    setActive: session.setActive,
-    clearActive: () => setActive(null),
+    clearActive: session.clearActive,
   }
 }
 
@@ -105,44 +142,27 @@ export const { use: useComments, provider: CommentsProvider } = createSimpleCont
   gate: false,
   init: () => {
     const params = useParams()
-    const cache = new Map<string, CommentCacheEntry>()
+    const cache = createScopedCache(
-
+      (key) => {
-    const disposeAll = () => {
+        const split = key.lastIndexOf("\n")
-      for (const entry of cache.values()) {
+        const dir = split >= 0 ? key.slice(0, split) : key
-        entry.dispose()
+        const id = split >= 0 ? key.slice(split + 1) : WORKSPACE_KEY
-      }
+        return createRoot((dispose) => ({
-      cache.clear()
+          value: createCommentSession(dir, id === WORKSPACE_KEY ? undefined : id),
-    }
-
-    onCleanup(disposeAll)
-
-    const prune = () => {
-      while (cache.size > MAX_COMMENT_SESSIONS) {
-        const first = cache.keys().next().value
-        if (!first) return
-        const entry = cache.get(first)
-        entry?.dispose()
-        cache.delete(first)
-      }
-    }
-
-    const load = (dir: string, id: string | undefined) => {
-      const key = `${dir}:${id ?? WORKSPACE_KEY}`
-      const existing = cache.get(key)
-      if (existing) {
-        cache.delete(key)
-        cache.set(key, existing)
-        return existing.value
-      }
-
-      const entry = createRoot((dispose) => ({
-        value: createCommentSession(dir, id),
           dispose,
         }))
+      },
+      {
+        maxEntries: MAX_COMMENT_SESSIONS,
+        dispose: (entry) => entry.dispose(),
+      },
+    )
 
-      cache.set(key, entry)
+    onCleanup(() => cache.clear())
-      prune()
+
-      return entry.value
+    const load = (dir: string, id: string | undefined) => {
+      const key = `${dir}\n${id ?? WORKSPACE_KEY}`
+      return cache.get(key).value
     }
 
     const session = createMemo(() => load(params.dir!, params.id))

packages/app/src/context/file-content-eviction-accounting.test.ts

@@ -0,0 +1,65 @@
+import { afterEach, describe, expect, test } from "bun:test"
+import {
+  evictContentLru,
+  getFileContentBytesTotal,
+  getFileContentEntryCount,
+  removeFileContentBytes,
+  resetFileContentLru,
+  setFileContentBytes,
+  touchFileContent,
+} from "./file/content-cache"
+
+describe("file content eviction accounting", () => {
+  afterEach(() => {
+    resetFileContentLru()
+  })
+
+  test("updates byte totals incrementally for set, overwrite, remove, and reset", () => {
+    setFileContentBytes("a", 10)
+    setFileContentBytes("b", 15)
+    expect(getFileContentBytesTotal()).toBe(25)
+    expect(getFileContentEntryCount()).toBe(2)
+
+    setFileContentBytes("a", 5)
+    expect(getFileContentBytesTotal()).toBe(20)
+    expect(getFileContentEntryCount()).toBe(2)
+
+    touchFileContent("a")
+    expect(getFileContentBytesTotal()).toBe(20)
+
+    removeFileContentBytes("b")
+    expect(getFileContentBytesTotal()).toBe(5)
+    expect(getFileContentEntryCount()).toBe(1)
+
+    resetFileContentLru()
+    expect(getFileContentBytesTotal()).toBe(0)
+    expect(getFileContentEntryCount()).toBe(0)
+  })
+
+  test("evicts by entry cap using LRU order", () => {
+    for (const i of Array.from({ length: 41 }, (_, n) => n)) {
+      setFileContentBytes(`f-${i}`, 1)
+    }
+
+    const evicted: string[] = []
+    evictContentLru(undefined, (path) => evicted.push(path))
+
+    expect(evicted).toEqual(["f-0"])
+    expect(getFileContentEntryCount()).toBe(40)
+    expect(getFileContentBytesTotal()).toBe(40)
+  })
+
+  test("evicts by byte cap while preserving protected entries", () => {
+    const chunk = 8 * 1024 * 1024
+    setFileContentBytes("a", chunk)
+    setFileContentBytes("b", chunk)
+    setFileContentBytes("c", chunk)
+
+    const evicted: string[] = []
+    evictContentLru(new Set(["a"]), (path) => evicted.push(path))
+
+    expect(evicted).toEqual(["b"])
+    expect(getFileContentEntryCount()).toBe(2)
+    expect(getFileContentBytesTotal()).toBe(chunk * 2)
+  })
+})

packages/app/src/context/file.tsx

@@ -1,269 +1,45 @@
-import { batch, createEffect, createMemo, createRoot, onCleanup } from "solid-js"
+import { batch, createEffect, createMemo, onCleanup } from "solid-js"
 import { createStore, produce, reconcile } from "solid-js/store"
 import { createSimpleContext } from "@opencode-ai/ui/context"
-import type { FileContent, FileNode } from "@opencode-ai/sdk/v2"
 import { showToast } from "@opencode-ai/ui/toast"
 import { useParams } from "@solidjs/router"
 import { getFilename } from "@opencode-ai/util/path"
 import { useSDK } from "./sdk"
 import { useSync } from "./sync"
 import { useLanguage } from "@/context/language"
-import { Persist, persisted } from "@/utils/persist"
+import { createPathHelpers } from "./file/path"
+import {
+  approxBytes,
+  evictContentLru,
+  getFileContentBytesTotal,
+  getFileContentEntryCount,
+  hasFileContent,
+  removeFileContentBytes,
+  resetFileContentLru,
+  setFileContentBytes,
+  touchFileContent,
+} from "./file/content-cache"
+import { createFileViewCache } from "./file/view-cache"
+import { createFileTreeStore } from "./file/tree-store"
+import { invalidateFromWatcher } from "./file/watcher"
+import {
+  selectionFromLines,
+  type FileState,
+  type FileSelection,
+  type FileViewState,
+  type SelectedLineRange,
+} from "./file/types"
 
-export type FileSelection = {
+export type { FileSelection, SelectedLineRange, FileViewState, FileState }
-  startLine: number
+export { selectionFromLines }
-  startChar: number
+export {
-  endLine: number
+  evictContentLru,
-  endChar: number
+  getFileContentBytesTotal,
-}
+  getFileContentEntryCount,
-
+  removeFileContentBytes,
-export type SelectedLineRange = {
+  resetFileContentLru,
-  start: number
+  setFileContentBytes,
-  end: number
+  touchFileContent,
-  side?: "additions" | "deletions"
-  endSide?: "additions" | "deletions"
-}
-
-export type FileViewState = {
-  scrollTop?: number
-  scrollLeft?: number
-  selectedLines?: SelectedLineRange | null
-}
-
-export type FileState = {
-  path: string
-  name: string
-  loaded?: boolean
-  loading?: boolean
-  error?: string
-  content?: FileContent
-}
-
-type DirectoryState = {
-  expanded: boolean
-  loaded?: boolean
-  loading?: boolean
-  error?: string
-  children?: string[]
-}
-
-function stripFileProtocol(input: string) {
-  if (!input.startsWith("file://")) return input
-  return input.slice("file://".length)
-}
-
-function stripQueryAndHash(input: string) {
-  const hashIndex = input.indexOf("#")
-  const queryIndex = input.indexOf("?")
-
-  if (hashIndex !== -1 && queryIndex !== -1) {
-    return input.slice(0, Math.min(hashIndex, queryIndex))
-  }
-
-  if (hashIndex !== -1) return input.slice(0, hashIndex)
-  if (queryIndex !== -1) return input.slice(0, queryIndex)
-  return input
-}
-
-function unquoteGitPath(input: string) {
-  if (!input.startsWith('"')) return input
-  if (!input.endsWith('"')) return input
-  const body = input.slice(1, -1)
-  const bytes: number[] = []
-
-  for (let i = 0; i < body.length; i++) {
-    const char = body[i]!
-    if (char !== "\\") {
-      bytes.push(char.charCodeAt(0))
-      continue
-    }
-
-    const next = body[i + 1]
-    if (!next) {
-      bytes.push("\\".charCodeAt(0))
-      continue
-    }
-
-    if (next >= "0" && next <= "7") {
-      const chunk = body.slice(i + 1, i + 4)
-      const match = chunk.match(/^[0-7]{1,3}/)
-      if (!match) {
-        bytes.push(next.charCodeAt(0))
-        i++
-        continue
-      }
-      bytes.push(parseInt(match[0], 8))
-      i += match[0].length
-      continue
-    }
-
-    const escaped =
-      next === "n"
-        ? "\n"
-        : next === "r"
-          ? "\r"
-          : next === "t"
-            ? "\t"
-            : next === "b"
-              ? "\b"
-              : next === "f"
-                ? "\f"
-                : next === "v"
-                  ? "\v"
-                  : next === "\\" || next === '"'
-                    ? next
-                    : undefined
-
-    bytes.push((escaped ?? next).charCodeAt(0))
-    i++
-  }
-
-  return new TextDecoder().decode(new Uint8Array(bytes))
-}
-
-export function selectionFromLines(range: SelectedLineRange): FileSelection {
-  const startLine = Math.min(range.start, range.end)
-  const endLine = Math.max(range.start, range.end)
-  return {
-    startLine,
-    endLine,
-    startChar: 0,
-    endChar: 0,
-  }
-}
-
-function normalizeSelectedLines(range: SelectedLineRange): SelectedLineRange {
-  if (range.start <= range.end) return range
-
-  const startSide = range.side
-  const endSide = range.endSide ?? startSide
-
-  return {
-    ...range,
-    start: range.end,
-    end: range.start,
-    side: endSide,
-    endSide: startSide !== endSide ? startSide : undefined,
-  }
-}
-
-const WORKSPACE_KEY = "__workspace__"
-const MAX_FILE_VIEW_SESSIONS = 20
-const MAX_VIEW_FILES = 500
-
-const MAX_FILE_CONTENT_ENTRIES = 40
-const MAX_FILE_CONTENT_BYTES = 20 * 1024 * 1024
-
-const contentLru = new Map<string, number>()
-
-function approxBytes(content: FileContent) {
-  const patchBytes =
-    content.patch?.hunks.reduce((total, hunk) => {
-      return total + hunk.lines.reduce((sum, line) => sum + line.length, 0)
-    }, 0) ?? 0
-
-  return (content.content.length + (content.diff?.length ?? 0) + patchBytes) * 2
-}
-
-function touchContent(path: string, bytes?: number) {
-  const prev = contentLru.get(path)
-  if (prev === undefined && bytes === undefined) return
-  const value = bytes ?? prev ?? 0
-  contentLru.delete(path)
-  contentLru.set(path, value)
-}
-
-type ViewSession = ReturnType<typeof createViewSession>
-
-type ViewCacheEntry = {
-  value: ViewSession
-  dispose: VoidFunction
-}
-
-function createViewSession(dir: string, id: string | undefined) {
-  const legacyViewKey = `${dir}/file${id ? "/" + id : ""}.v1`
-
-  const [view, setView, _, ready] = persisted(
-    Persist.scoped(dir, id, "file-view", [legacyViewKey]),
-    createStore<{
-      file: Record<string, FileViewState>
-    }>({
-      file: {},
-    }),
-  )
-
-  const meta = { pruned: false }
-
-  const pruneView = (keep?: string) => {
-    const keys = Object.keys(view.file)
-    if (keys.length <= MAX_VIEW_FILES) return
-
-    const drop = keys.filter((key) => key !== keep).slice(0, keys.length - MAX_VIEW_FILES)
-    if (drop.length === 0) return
-
-    setView(
-      produce((draft) => {
-        for (const key of drop) {
-          delete draft.file[key]
-        }
-      }),
-    )
-  }
-
-  createEffect(() => {
-    if (!ready()) return
-    if (meta.pruned) return
-    meta.pruned = true
-    pruneView()
-  })
-
-  const scrollTop = (path: string) => view.file[path]?.scrollTop
-  const scrollLeft = (path: string) => view.file[path]?.scrollLeft
-  const selectedLines = (path: string) => view.file[path]?.selectedLines
-
-  const setScrollTop = (path: string, top: number) => {
-    setView("file", path, (current) => {
-      if (current?.scrollTop === top) return current
-      return {
-        ...(current ?? {}),
-        scrollTop: top,
-      }
-    })
-    pruneView(path)
-  }
-
-  const setScrollLeft = (path: string, left: number) => {
-    setView("file", path, (current) => {
-      if (current?.scrollLeft === left) return current
-      return {
-        ...(current ?? {}),
-        scrollLeft: left,
-      }
-    })
-    pruneView(path)
-  }
-
-  const setSelectedLines = (path: string, range: SelectedLineRange | null) => {
-    const next = range ? normalizeSelectedLines(range) : null
-    setView("file", path, (current) => {
-      if (current?.selectedLines === next) return current
-      return {
-        ...(current ?? {}),
-        selectedLines: next,
-      }
-    })
-    pruneView(path)
-  }
-
-  return {
-    ready,
-    scrollTop,
-    scrollLeft,
-    selectedLines,
-    setScrollTop,
-    setScrollLeft,
-    setSelectedLines,
-  }
 }
 
 export const { use: useFile, provider: FileProvider } = createSimpleContext({
@@ -271,170 +47,75 @@ export const { use: useFile, provider: FileProvider } = createSimpleContext({
   gate: false,
   init: () => {
     const sdk = useSDK()
-    const sync = useSync()
+    useSync()
     const params = useParams()
     const language = useLanguage()
 
     const scope = createMemo(() => sdk.directory)
-
+    const path = createPathHelpers(scope)
-    function normalize(input: string) {
-      const root = scope()
-      const prefix = root.endsWith("/") ? root : root + "/"
-
-      let path = unquoteGitPath(stripQueryAndHash(stripFileProtocol(input)))
-
-      if (path.startsWith(prefix)) {
-        path = path.slice(prefix.length)
-      }
-
-      if (path.startsWith(root)) {
-        path = path.slice(root.length)
-      }
-
-      if (path.startsWith("./")) {
-        path = path.slice(2)
-      }
-
-      if (path.startsWith("/")) {
-        path = path.slice(1)
-      }
-
-      return path
-    }
-
-    function tab(input: string) {
-      const path = normalize(input)
-      return `file://${path}`
-    }
-
-    function pathFromTab(tabValue: string) {
-      if (!tabValue.startsWith("file://")) return
-      return normalize(tabValue)
-    }
 
     const inflight = new Map<string, Promise<void>>()
-    const treeInflight = new Map<string, Promise<void>>()
-
-    const search = (query: string, dirs: "true" | "false") =>
-      sdk.client.find.files({ query, dirs }).then(
-        (x) => (x.data ?? []).map(normalize),
-        () => [],
-      )
-
     const [store, setStore] = createStore<{
       file: Record<string, FileState>
     }>({
       file: {},
     })
 
-    const [tree, setTree] = createStore<{
+    const tree = createFileTreeStore({
-      node: Record<string, FileNode>
+      scope,
-      dir: Record<string, DirectoryState>
+      normalizeDir: path.normalizeDir,
-    }>({
+      list: (dir) => sdk.client.file.list({ path: dir }).then((x) => x.data ?? []),
-      node: {},
+      onError: (message) => {
-      dir: { "": { expanded: true } },
+        showToast({
+          variant: "error",
+          title: language.t("toast.file.listFailed.title"),
+          description: message,
+        })
+      },
     })
 
     const evictContent = (keep?: Set<string>) => {
-      const protectedSet = keep ?? new Set<string>()
+      evictContentLru(keep, (target) => {
-      const total = () => {
+        if (!store.file[target]) return
-        return Array.from(contentLru.values()).reduce((sum, bytes) => sum + bytes, 0)
-      }
-
-      while (contentLru.size > MAX_FILE_CONTENT_ENTRIES || total() > MAX_FILE_CONTENT_BYTES) {
-        const path = contentLru.keys().next().value
-        if (!path) return
-
-        if (protectedSet.has(path)) {
-          touchContent(path)
-          if (contentLru.size <= protectedSet.size) return
-          continue
-        }
-
-        contentLru.delete(path)
-        if (!store.file[path]) continue
         setStore(
           "file",
-          path,
+          target,
           produce((draft) => {
             draft.content = undefined
             draft.loaded = false
           }),
         )
-      }
+      })
     }
 
     createEffect(() => {
       scope()
       inflight.clear()
-      treeInflight.clear()
+      resetFileContentLru()
-      contentLru.clear()
-
       batch(() => {
         setStore("file", reconcile({}))
-        setTree("node", reconcile({}))
+        tree.reset()
-        setTree("dir", reconcile({}))
-        setTree("dir", "", { expanded: true })
       })
     })
 
-    const viewCache = new Map<string, ViewCacheEntry>()
+    const viewCache = createFileViewCache()
+    const view = createMemo(() => viewCache.load(scope(), params.id))
 
-    const disposeViews = () => {
+    const ensure = (file: string) => {
-      for (const entry of viewCache.values()) {
+      if (!file) return
-        entry.dispose()
+      if (store.file[file]) return
-      }
+      setStore("file", file, { path: file, name: getFilename(file) })
-      viewCache.clear()
     }
 
-    const pruneViews = () => {
+    const load = (input: string, options?: { force?: boolean }) => {
-      while (viewCache.size > MAX_FILE_VIEW_SESSIONS) {
+      const file = path.normalize(input)
-        const first = viewCache.keys().next().value
+      if (!file) return Promise.resolve()
-        if (!first) return
-        const entry = viewCache.get(first)
-        entry?.dispose()
-        viewCache.delete(first)
-      }
-    }
-
-    const loadView = (dir: string, id: string | undefined) => {
-      const key = `${dir}:${id ?? WORKSPACE_KEY}`
-      const existing = viewCache.get(key)
-      if (existing) {
-        viewCache.delete(key)
-        viewCache.set(key, existing)
-        return existing.value
-      }
-
-      const entry = createRoot((dispose) => ({
-        value: createViewSession(dir, id),
-        dispose,
-      }))
-
-      viewCache.set(key, entry)
-      pruneViews()
-      return entry.value
-    }
-
-    const view = createMemo(() => loadView(scope(), params.id))
-
-    function ensure(path: string) {
-      if (!path) return
-      if (store.file[path]) return
-      setStore("file", path, { path, name: getFilename(path) })
-    }
-
-    function load(input: string, options?: { force?: boolean }) {
-      const path = normalize(input)
-      if (!path) return Promise.resolve()
 
       const directory = scope()
-      const key = `${directory}\n${path}`
+      const key = `${directory}\n${file}`
-      const client = sdk.client
+      ensure(file)
 
-      ensure(path)
+      const current = store.file[file]
-
-      const current = store.file[path]
       if (!options?.force && current?.loaded) return Promise.resolve()
 
       const pending = inflight.get(key)
@@ -442,21 +123,21 @@ export const { use: useFile, provider: FileProvider } = createSimpleContext({
 
       setStore(
         "file",
-        path,
+        file,
         produce((draft) => {
           draft.loading = true
           draft.error = undefined
         }),
       )
 
-      const promise = client.file
+      const promise = sdk.client.file
-        .read({ path })
+        .read({ path: file })
         .then((x) => {
           if (scope() !== directory) return
           const content = x.data
           setStore(
             "file",
-            path,
+            file,
             produce((draft) => {
               draft.loaded = true
               draft.loading = false
@@ -465,14 +146,14 @@ export const { use: useFile, provider: FileProvider } = createSimpleContext({
           )
 
           if (!content) return
-          touchContent(path, approxBytes(content))
+          touchFileContent(file, approxBytes(content))
-          evictContent(new Set([path]))
+          evictContent(new Set([file]))
         })
         .catch((e) => {
           if (scope() !== directory) return
           setStore(
             "file",
-            path,
+            file,
             produce((draft) => {
               draft.loading = false
               draft.error = e.message
@@ -492,225 +173,79 @@ export const { use: useFile, provider: FileProvider } = createSimpleContext({
       return promise
     }
 
-    function normalizeDir(input: string) {
+    const search = (query: string, dirs: "true" | "false") =>
-      return normalize(input).replace(/\/+$/, "")
+      sdk.client.find.files({ query, dirs }).then(
-    }
+        (x) => (x.data ?? []).map(path.normalize),
-
+        () => [],
-    function ensureDir(path: string) {
-      if (tree.dir[path]) return
-      setTree("dir", path, { expanded: false })
-    }
-
-    function listDir(input: string, options?: { force?: boolean }) {
-      const dir = normalizeDir(input)
-      ensureDir(dir)
-
-      const current = tree.dir[dir]
-      if (!options?.force && current?.loaded) return Promise.resolve()
-
-      const pending = treeInflight.get(dir)
-      if (pending) return pending
-
-      setTree(
-        "dir",
-        dir,
-        produce((draft) => {
-          draft.loading = true
-          draft.error = undefined
-        }),
       )
 
-      const directory = scope()
-
-      const promise = sdk.client.file
-        .list({ path: dir })
-        .then((x) => {
-          if (scope() !== directory) return
-          const nodes = x.data ?? []
-          const prevChildren = tree.dir[dir]?.children ?? []
-          const nextChildren = nodes.map((node) => node.path)
-          const nextSet = new Set(nextChildren)
-
-          setTree(
-            "node",
-            produce((draft) => {
-              const removedDirs: string[] = []
-
-              for (const child of prevChildren) {
-                if (nextSet.has(child)) continue
-                const existing = draft[child]
-                if (existing?.type === "directory") removedDirs.push(child)
-                delete draft[child]
-              }
-
-              if (removedDirs.length > 0) {
-                const keys = Object.keys(draft)
-                for (const key of keys) {
-                  for (const removed of removedDirs) {
-                    if (!key.startsWith(removed + "/")) continue
-                    delete draft[key]
-                    break
-                  }
-                }
-              }
-
-              for (const node of nodes) {
-                draft[node.path] = node
-              }
-            }),
-          )
-
-          setTree(
-            "dir",
-            dir,
-            produce((draft) => {
-              draft.loaded = true
-              draft.loading = false
-              draft.children = nextChildren
-            }),
-          )
-        })
-        .catch((e) => {
-          if (scope() !== directory) return
-          setTree(
-            "dir",
-            dir,
-            produce((draft) => {
-              draft.loading = false
-              draft.error = e.message
-            }),
-          )
-          showToast({
-            variant: "error",
-            title: language.t("toast.file.listFailed.title"),
-            description: e.message,
-          })
-        })
-        .finally(() => {
-          treeInflight.delete(dir)
-        })
-
-      treeInflight.set(dir, promise)
-      return promise
-    }
-
-    function expandDir(input: string) {
-      const dir = normalizeDir(input)
-      ensureDir(dir)
-      setTree("dir", dir, "expanded", true)
-      void listDir(dir)
-    }
-
-    function collapseDir(input: string) {
-      const dir = normalizeDir(input)
-      ensureDir(dir)
-      setTree("dir", dir, "expanded", false)
-    }
-
-    function dirState(input: string) {
-      const dir = normalizeDir(input)
-      return tree.dir[dir]
-    }
-
-    function children(input: string) {
-      const dir = normalizeDir(input)
-      const ids = tree.dir[dir]?.children
-      if (!ids) return []
-      const out: FileNode[] = []
-      for (const id of ids) {
-        const node = tree.node[id]
-        if (node) out.push(node)
-      }
-      return out
-    }
-
     const stop = sdk.event.listen((e) => {
-      const event = e.details
+      invalidateFromWatcher(e.details, {
-      if (event.type !== "file.watcher.updated") return
+        normalize: path.normalize,
-      const path = normalize(event.properties.file)
+        hasFile: (file) => Boolean(store.file[file]),
-      if (!path) return
+        loadFile: (file) => {
-      if (path.startsWith(".git/")) return
+          void load(file, { force: true })
-
+        },
-      if (store.file[path]) {
+        node: tree.node,
-        load(path, { force: true })
+        isDirLoaded: tree.isLoaded,
-      }
+        refreshDir: (dir) => {
-
+          void tree.listDir(dir, { force: true })
-      const kind = event.properties.event
+        },
-      if (kind === "change") {
+      })
-        const dir = (() => {
-          if (path === "") return ""
-          const node = tree.node[path]
-          if (node?.type !== "directory") return
-          return path
-        })()
-        if (dir === undefined) return
-        if (!tree.dir[dir]?.loaded) return
-        listDir(dir, { force: true })
-        return
-      }
-      if (kind !== "add" && kind !== "unlink") return
-
-      const parent = path.split("/").slice(0, -1).join("/")
-      if (!tree.dir[parent]?.loaded) return
-
-      listDir(parent, { force: true })
     })
 
     const get = (input: string) => {
-      const path = normalize(input)
+      const file = path.normalize(input)
-      const file = store.file[path]
+      const state = store.file[file]
-      const content = file?.content
+      const content = state?.content
-      if (!content) return file
+      if (!content) return state
-      if (contentLru.has(path)) {
+      if (hasFileContent(file)) {
-        touchContent(path)
+        touchFileContent(file)
-        return file
+        return state
       }
-      touchContent(path, approxBytes(content))
+      touchFileContent(file, approxBytes(content))
-      return file
+      return state
     }
 
-    const scrollTop = (input: string) => view().scrollTop(normalize(input))
+    const scrollTop = (input: string) => view().scrollTop(path.normalize(input))
-    const scrollLeft = (input: string) => view().scrollLeft(normalize(input))
+    const scrollLeft = (input: string) => view().scrollLeft(path.normalize(input))
-    const selectedLines = (input: string) => view().selectedLines(normalize(input))
+    const selectedLines = (input: string) => view().selectedLines(path.normalize(input))
 
     const setScrollTop = (input: string, top: number) => {
-      const path = normalize(input)
+      view().setScrollTop(path.normalize(input), top)
-      view().setScrollTop(path, top)
     }
 
     const setScrollLeft = (input: string, left: number) => {
-      const path = normalize(input)
+      view().setScrollLeft(path.normalize(input), left)
-      view().setScrollLeft(path, left)
     }
 
     const setSelectedLines = (input: string, range: SelectedLineRange | null) => {
-      const path = normalize(input)
+      view().setSelectedLines(path.normalize(input), range)
-      view().setSelectedLines(path, range)
     }
 
     onCleanup(() => {
       stop()
-      disposeViews()
+      viewCache.clear()
     })
 
     return {
       ready: () => view().ready(),
-      normalize,
+      normalize: path.normalize,
-      tab,
+      tab: path.tab,
-      pathFromTab,
+      pathFromTab: path.pathFromTab,
       tree: {
-        list: listDir,
+        list: tree.listDir,
-        refresh: (input: string) => listDir(input, { force: true }),
+        refresh: (input: string) => tree.listDir(input, { force: true }),
-        state: dirState,
+        state: tree.dirState,
-        children,
+        children: tree.children,
-        expand: expandDir,
+        expand: tree.expandDir,
-        collapse: collapseDir,
+        collapse: tree.collapseDir,
         toggle(input: string) {
-          if (dirState(input)?.expanded) {
+          if (tree.dirState(input)?.expanded) {
-            collapseDir(input)
+            tree.collapseDir(input)
             return
           }
-          expandDir(input)
+          tree.expandDir(input)
         },
       },
       get,

packages/app/src/context/file/content-cache.ts

@@ -0,0 +1,88 @@
+import type { FileContent } from "@opencode-ai/sdk/v2"
+
+const MAX_FILE_CONTENT_ENTRIES = 40
+const MAX_FILE_CONTENT_BYTES = 20 * 1024 * 1024
+
+const lru = new Map<string, number>()
+let total = 0
+
+export function approxBytes(content: FileContent) {
+  const patchBytes =
+    content.patch?.hunks.reduce((sum, hunk) => {
+      return sum + hunk.lines.reduce((lineSum, line) => lineSum + line.length, 0)
+    }, 0) ?? 0
+
+  return (content.content.length + (content.diff?.length ?? 0) + patchBytes) * 2
+}
+
+function setBytes(path: string, nextBytes: number) {
+  const prev = lru.get(path)
+  if (prev !== undefined) total -= prev
+  lru.delete(path)
+  lru.set(path, nextBytes)
+  total += nextBytes
+}
+
+function touch(path: string, bytes?: number) {
+  const prev = lru.get(path)
+  if (prev === undefined && bytes === undefined) return
+  setBytes(path, bytes ?? prev ?? 0)
+}
+
+function remove(path: string) {
+  const prev = lru.get(path)
+  if (prev === undefined) return
+  lru.delete(path)
+  total -= prev
+}
+
+function reset() {
+  lru.clear()
+  total = 0
+}
+
+export function evictContentLru(keep: Set<string> | undefined, evict: (path: string) => void) {
+  const set = keep ?? new Set<string>()
+
+  while (lru.size > MAX_FILE_CONTENT_ENTRIES || total > MAX_FILE_CONTENT_BYTES) {
+    const path = lru.keys().next().value
+    if (!path) return
+
+    if (set.has(path)) {
+      touch(path)
+      if (lru.size <= set.size) return
+      continue
+    }
+
+    remove(path)
+    evict(path)
+  }
+}
+
+export function resetFileContentLru() {
+  reset()
+}
+
+export function setFileContentBytes(path: string, bytes: number) {
+  setBytes(path, bytes)
+}
+
+export function removeFileContentBytes(path: string) {
+  remove(path)
+}
+
+export function touchFileContent(path: string, bytes?: number) {
+  touch(path, bytes)
+}
+
+export function getFileContentBytesTotal() {
+  return total
+}
+
+export function getFileContentEntryCount() {
+  return lru.size
+}
+
+export function hasFileContent(path: string) {
+  return lru.has(path)
+}

packages/app/src/context/file/path.test.ts

@@ -0,0 +1,27 @@
+import { describe, expect, test } from "bun:test"
+import { createPathHelpers, stripQueryAndHash, unquoteGitPath } from "./path"
+
+describe("file path helpers", () => {
+  test("normalizes file inputs against workspace root", () => {
+    const path = createPathHelpers(() => "/repo")
+    expect(path.normalize("file:///repo/src/app.ts?x=1#h")).toBe("src/app.ts")
+    expect(path.normalize("/repo/src/app.ts")).toBe("src/app.ts")
+    expect(path.normalize("./src/app.ts")).toBe("src/app.ts")
+    expect(path.normalizeDir("src/components///")).toBe("src/components")
+    expect(path.tab("src/app.ts")).toBe("file://src/app.ts")
+    expect(path.pathFromTab("file://src/app.ts")).toBe("src/app.ts")
+    expect(path.pathFromTab("other://src/app.ts")).toBeUndefined()
+  })
+
+  test("keeps query/hash stripping behavior stable", () => {
+    expect(stripQueryAndHash("a/b.ts#L12?x=1")).toBe("a/b.ts")
+    expect(stripQueryAndHash("a/b.ts?x=1#L12")).toBe("a/b.ts")
+    expect(stripQueryAndHash("a/b.ts")).toBe("a/b.ts")
+  })
+
+  test("unquotes git escaped octal path strings", () => {
+    expect(unquoteGitPath('"a/\\303\\251.txt"')).toBe("a/\u00e9.txt")
+    expect(unquoteGitPath('"plain\\nname"')).toBe("plain\nname")
+    expect(unquoteGitPath("a/b/c.ts")).toBe("a/b/c.ts")
+  })
+})

packages/app/src/context/file/path.ts

@@ -0,0 +1,134 @@
+export function stripFileProtocol(input: string) {
+  if (!input.startsWith("file://")) return input
+  return input.slice("file://".length)
+}
+
+export function stripQueryAndHash(input: string) {
+  const hashIndex = input.indexOf("#")
+  const queryIndex = input.indexOf("?")
+
+  if (hashIndex !== -1 && queryIndex !== -1) {
+    return input.slice(0, Math.min(hashIndex, queryIndex))
+  }
+
+  if (hashIndex !== -1) return input.slice(0, hashIndex)
+  if (queryIndex !== -1) return input.slice(0, queryIndex)
+  return input
+}
+
+export function unquoteGitPath(input: string) {
+  if (!input.startsWith('"')) return input
+  if (!input.endsWith('"')) return input
+  const body = input.slice(1, -1)
+  const bytes: number[] = []
+
+  for (let i = 0; i < body.length; i++) {
+    const char = body[i]!
+    if (char !== "\\") {
+      bytes.push(char.charCodeAt(0))
+      continue
+    }
+
+    const next = body[i + 1]
+    if (!next) {
+      bytes.push("\\".charCodeAt(0))
+      continue
+    }
+
+    if (next >= "0" && next <= "7") {
+      const chunk = body.slice(i + 1, i + 4)
+      const match = chunk.match(/^[0-7]{1,3}/)
+      if (!match) {
+        bytes.push(next.charCodeAt(0))
+        i++
+        continue
+      }
+      bytes.push(parseInt(match[0], 8))
+      i += match[0].length
+      continue
+    }
+
+    const escaped =
+      next === "n"
+        ? "\n"
+        : next === "r"
+          ? "\r"
+          : next === "t"
+            ? "\t"
+            : next === "b"
+              ? "\b"
+              : next === "f"
+                ? "\f"
+                : next === "v"
+                  ? "\v"
+                  : next === "\\" || next === '"'
+                    ? next
+                    : undefined
+
+    bytes.push((escaped ?? next).charCodeAt(0))
+    i++
+  }
+
+  return new TextDecoder().decode(new Uint8Array(bytes))
+}
+
+export function decodeFilePath(input: string) {
+  try {
+    return decodeURIComponent(input)
+  } catch {
+    return input
+  }
+}
+
+export function encodeFilePath(filepath: string): string {
+  return filepath
+    .split("/")
+    .map((segment) => encodeURIComponent(segment))
+    .join("/")
+}
+
+export function createPathHelpers(scope: () => string) {
+  const normalize = (input: string) => {
+    const root = scope()
+    const prefix = root.endsWith("/") ? root : root + "/"
+
+    let path = unquoteGitPath(decodeFilePath(stripQueryAndHash(stripFileProtocol(input))))
+
+    if (path.startsWith(prefix)) {
+      path = path.slice(prefix.length)
+    }
+
+    if (path.startsWith(root)) {
+      path = path.slice(root.length)
+    }
+
+    if (path.startsWith("./")) {
+      path = path.slice(2)
+    }
+
+    if (path.startsWith("/")) {
+      path = path.slice(1)
+    }
+
+    return path
+  }
+
+  const tab = (input: string) => {
+    const path = normalize(input)
+    return `file://${encodeFilePath(path)}`
+  }
+
+  const pathFromTab = (tabValue: string) => {
+    if (!tabValue.startsWith("file://")) return
+    return normalize(tabValue)
+  }
+
+  const normalizeDir = (input: string) => normalize(input).replace(/\/+$/, "")
+
+  return {
+    normalize,
+    tab,
+    pathFromTab,
+    normalizeDir,
+  }
+}

packages/app/src/context/file/tree-store.ts

@@ -0,0 +1,170 @@
+import { createStore, produce, reconcile } from "solid-js/store"
+import type { FileNode } from "@opencode-ai/sdk/v2"
+
+type DirectoryState = {
+  expanded: boolean
+  loaded?: boolean
+  loading?: boolean
+  error?: string
+  children?: string[]
+}
+
+type TreeStoreOptions = {
+  scope: () => string
+  normalizeDir: (input: string) => string
+  list: (input: string) => Promise<FileNode[]>
+  onError: (message: string) => void
+}
+
+export function createFileTreeStore(options: TreeStoreOptions) {
+  const [tree, setTree] = createStore<{
+    node: Record<string, FileNode>
+    dir: Record<string, DirectoryState>
+  }>({
+    node: {},
+    dir: { "": { expanded: true } },
+  })
+
+  const inflight = new Map<string, Promise<void>>()
+
+  const reset = () => {
+    inflight.clear()
+    setTree("node", reconcile({}))
+    setTree("dir", reconcile({}))
+    setTree("dir", "", { expanded: true })
+  }
+
+  const ensureDir = (path: string) => {
+    if (tree.dir[path]) return
+    setTree("dir", path, { expanded: false })
+  }
+
+  const listDir = (input: string, opts?: { force?: boolean }) => {
+    const dir = options.normalizeDir(input)
+    ensureDir(dir)
+
+    const current = tree.dir[dir]
+    if (!opts?.force && current?.loaded) return Promise.resolve()
+
+    const pending = inflight.get(dir)
+    if (pending) return pending
+
+    setTree(
+      "dir",
+      dir,
+      produce((draft) => {
+        draft.loading = true
+        draft.error = undefined
+      }),
+    )
+
+    const directory = options.scope()
+
+    const promise = options
+      .list(dir)
+      .then((nodes) => {
+        if (options.scope() !== directory) return
+        const prevChildren = tree.dir[dir]?.children ?? []
+        const nextChildren = nodes.map((node) => node.path)
+        const nextSet = new Set(nextChildren)
+
+        setTree(
+          "node",
+          produce((draft) => {
+            const removedDirs: string[] = []
+
+            for (const child of prevChildren) {
+              if (nextSet.has(child)) continue
+              const existing = draft[child]
+              if (existing?.type === "directory") removedDirs.push(child)
+              delete draft[child]
+            }
+
+            if (removedDirs.length > 0) {
+              const keys = Object.keys(draft)
+              for (const key of keys) {
+                for (const removed of removedDirs) {
+                  if (!key.startsWith(removed + "/")) continue
+                  delete draft[key]
+                  break
+                }
+              }
+            }
+
+            for (const node of nodes) {
+              draft[node.path] = node
+            }
+          }),
+        )
+
+        setTree(
+          "dir",
+          dir,
+          produce((draft) => {
+            draft.loaded = true
+            draft.loading = false
+            draft.children = nextChildren
+          }),
+        )
+      })
+      .catch((e) => {
+        if (options.scope() !== directory) return
+        setTree(
+          "dir",
+          dir,
+          produce((draft) => {
+            draft.loading = false
+            draft.error = e.message
+          }),
+        )
+        options.onError(e.message)
+      })
+      .finally(() => {
+        inflight.delete(dir)
+      })
+
+    inflight.set(dir, promise)
+    return promise
+  }
+
+  const expandDir = (input: string) => {
+    const dir = options.normalizeDir(input)
+    ensureDir(dir)
+    setTree("dir", dir, "expanded", true)
+    void listDir(dir)
+  }
+
+  const collapseDir = (input: string) => {
+    const dir = options.normalizeDir(input)
+    ensureDir(dir)
+    setTree("dir", dir, "expanded", false)
+  }
+
+  const dirState = (input: string) => {
+    const dir = options.normalizeDir(input)
+    return tree.dir[dir]
+  }
+
+  const children = (input: string) => {
+    const dir = options.normalizeDir(input)
+    const ids = tree.dir[dir]?.children
+    if (!ids) return []
+    const out: FileNode[] = []
+    for (const id of ids) {
+      const node = tree.node[id]
+      if (node) out.push(node)
+    }
+    return out
+  }
+
+  return {
+    listDir,
+    expandDir,
+    collapseDir,
+    dirState,
+    children,
+    node: (path: string) => tree.node[path],
+    isLoaded: (path: string) => Boolean(tree.dir[path]?.loaded),
+    reset,
+  }
+}

packages/app/src/context/file/types.ts

@@ -0,0 +1,41 @@
+import type { FileContent } from "@opencode-ai/sdk/v2"
+
+export type FileSelection = {
+  startLine: number
+  startChar: number
+  endLine: number
+  endChar: number
+}
+
+export type SelectedLineRange = {
+  start: number
+  end: number
+  side?: "additions" | "deletions"
+  endSide?: "additions" | "deletions"
+}
+
+export type FileViewState = {
+  scrollTop?: number
+  scrollLeft?: number
+  selectedLines?: SelectedLineRange | null
+}
+
+export type FileState = {
+  path: string
+  name: string
+  loaded?: boolean
+  loading?: boolean
+  error?: string
+  content?: FileContent
+}
+
+export function selectionFromLines(range: SelectedLineRange): FileSelection {
+  const startLine = Math.min(range.start, range.end)
+  const endLine = Math.max(range.start, range.end)
+  return {
+    startLine,
+    endLine,
+    startChar: 0,
+    endChar: 0,
+  }
+}

packages/app/src/context/file/view-cache.ts

@@ -0,0 +1,136 @@
+import { createEffect, createRoot } from "solid-js"
+import { createStore, produce } from "solid-js/store"
+import { Persist, persisted } from "@/utils/persist"
+import { createScopedCache } from "@/utils/scoped-cache"
+import type { FileViewState, SelectedLineRange } from "./types"
+
+const WORKSPACE_KEY = "__workspace__"
+const MAX_FILE_VIEW_SESSIONS = 20
+const MAX_VIEW_FILES = 500
+
+function normalizeSelectedLines(range: SelectedLineRange): SelectedLineRange {
+  if (range.start <= range.end) return range
+
+  const startSide = range.side
+  const endSide = range.endSide ?? startSide
+
+  return {
+    ...range,
+    start: range.end,
+    end: range.start,
+    side: endSide,
+    endSide: startSide !== endSide ? startSide : undefined,
+  }
+}
+
+function createViewSession(dir: string, id: string | undefined) {
+  const legacyViewKey = `${dir}/file${id ? "/" + id : ""}.v1`
+
+  const [view, setView, _, ready] = persisted(
+    Persist.scoped(dir, id, "file-view", [legacyViewKey]),
+    createStore<{
+      file: Record<string, FileViewState>
+    }>({
+      file: {},
+    }),
+  )
+
+  const meta = { pruned: false }
+
+  const pruneView = (keep?: string) => {
+    const keys = Object.keys(view.file)
+    if (keys.length <= MAX_VIEW_FILES) return
+
+    const drop = keys.filter((key) => key !== keep).slice(0, keys.length - MAX_VIEW_FILES)
+    if (drop.length === 0) return
+
+    setView(
+      produce((draft) => {
+        for (const key of drop) {
+          delete draft.file[key]
+        }
+      }),
+    )
+  }
+
+  createEffect(() => {
+    if (!ready()) return
+    if (meta.pruned) return
+    meta.pruned = true
+    pruneView()
+  })
+
+  const scrollTop = (path: string) => view.file[path]?.scrollTop
+  const scrollLeft = (path: string) => view.file[path]?.scrollLeft
+  const selectedLines = (path: string) => view.file[path]?.selectedLines
+
+  const setScrollTop = (path: string, top: number) => {
+    setView("file", path, (current) => {
+      if (current?.scrollTop === top) return current
+      return {
+        ...(current ?? {}),
+        scrollTop: top,
+      }
+    })
+    pruneView(path)
+  }
+
+  const setScrollLeft = (path: string, left: number) => {
+    setView("file", path, (current) => {
+      if (current?.scrollLeft === left) return current
+      return {
+        ...(current ?? {}),
+        scrollLeft: left,
+      }
+    })
+    pruneView(path)
+  }
+
+  const setSelectedLines = (path: string, range: SelectedLineRange | null) => {
+    const next = range ? normalizeSelectedLines(range) : null
+    setView("file", path, (current) => {
+      if (current?.selectedLines === next) return current
+      return {
+        ...(current ?? {}),
+        selectedLines: next,
+      }
+    })
+    pruneView(path)
+  }
+
+  return {
+    ready,
+    scrollTop,
+    scrollLeft,
+    selectedLines,
+    setScrollTop,
+    setScrollLeft,
+    setSelectedLines,
+  }
+}
+
+export function createFileViewCache() {
+  const cache = createScopedCache(
+    (key) => {
+      const split = key.lastIndexOf("\n")
+      const dir = split >= 0 ? key.slice(0, split) : key
+      const id = split >= 0 ? key.slice(split + 1) : WORKSPACE_KEY
+      return createRoot((dispose) => ({
+        value: createViewSession(dir, id === WORKSPACE_KEY ? undefined : id),
+        dispose,
+      }))
+    },
+    {
+      maxEntries: MAX_FILE_VIEW_SESSIONS,
+      dispose: (entry) => entry.dispose(),
+    },
+  )
+
+  return {
+    load: (dir: string, id: string | undefined) => {
+      const key = `${dir}\n${id ?? WORKSPACE_KEY}`
+      return cache.get(key).value
+    },
+    clear: () => cache.clear(),
+  }
+}

packages/app/src/context/file/watcher.test.ts

@@ -0,0 +1,118 @@
+import { describe, expect, test } from "bun:test"
+import { invalidateFromWatcher } from "./watcher"
+
+describe("file watcher invalidation", () => {
+  test("reloads open files and refreshes loaded parent on add", () => {
+    const loads: string[] = []
+    const refresh: string[] = []
+    invalidateFromWatcher(
+      {
+        type: "file.watcher.updated",
+        properties: {
+          file: "src/new.ts",
+          event: "add",
+        },
+      },
+      {
+        normalize: (input) => input,
+        hasFile: (path) => path === "src/new.ts",
+        loadFile: (path) => loads.push(path),
+        node: () => undefined,
+        isDirLoaded: (path) => path === "src",
+        refreshDir: (path) => refresh.push(path),
+      },
+    )
+
+    expect(loads).toEqual(["src/new.ts"])
+    expect(refresh).toEqual(["src"])
+  })
+
+  test("refreshes only changed loaded directory nodes", () => {
+    const refresh: string[] = []
+
+    invalidateFromWatcher(
+      {
+        type: "file.watcher.updated",
+        properties: {
+          file: "src",
+          event: "change",
+        },
+      },
+      {
+        normalize: (input) => input,
+        hasFile: () => false,
+        loadFile: () => {},
+        node: () => ({ path: "src", type: "directory", name: "src", absolute: "/repo/src", ignored: false }),
+        isDirLoaded: (path) => path === "src",
+        refreshDir: (path) => refresh.push(path),
+      },
+    )
+
+    invalidateFromWatcher(
+      {
+        type: "file.watcher.updated",
+        properties: {
+          file: "src/file.ts",
+          event: "change",
+        },
+      },
+      {
+        normalize: (input) => input,
+        hasFile: () => false,
+        loadFile: () => {},
+        node: () => ({
+          path: "src/file.ts",
+          type: "file",
+          name: "file.ts",
+          absolute: "/repo/src/file.ts",
+          ignored: false,
+        }),
+        isDirLoaded: () => true,
+        refreshDir: (path) => refresh.push(path),
+      },
+    )
+
+    expect(refresh).toEqual(["src"])
+  })
+
+  test("ignores invalid or git watcher updates", () => {
+    const refresh: string[] = []
+
+    invalidateFromWatcher(
+      {
+        type: "file.watcher.updated",
+        properties: {
+          file: ".git/index.lock",
+          event: "change",
+        },
+      },
+      {
+        normalize: (input) => input,
+        hasFile: () => true,
+        loadFile: () => {
+          throw new Error("should not load")
+        },
+        node: () => undefined,
+        isDirLoaded: () => true,
+        refreshDir: (path) => refresh.push(path),
+      },
+    )
+
+    invalidateFromWatcher(
+      {
+        type: "project.updated",
+        properties: {},
+      },
+      {
+        normalize: (input) => input,
+        hasFile: () => false,
+        loadFile: () => {},
+        node: () => undefined,
+        isDirLoaded: () => true,
+        refreshDir: (path) => refresh.push(path),
+      },
+    )
+
+    expect(refresh).toEqual([])
+  })
+})

packages/app/src/context/file/watcher.ts

@@ -0,0 +1,52 @@
+import type { FileNode } from "@opencode-ai/sdk/v2"
+
+type WatcherEvent = {
+  type: string
+  properties: unknown
+}
+
+type WatcherOps = {
+  normalize: (input: string) => string
+  hasFile: (path: string) => boolean
+  loadFile: (path: string) => void
+  node: (path: string) => FileNode | undefined
+  isDirLoaded: (path: string) => boolean
+  refreshDir: (path: string) => void
+}
+
+export function invalidateFromWatcher(event: WatcherEvent, ops: WatcherOps) {
+  if (event.type !== "file.watcher.updated") return
+  const props =
+    typeof event.properties === "object" && event.properties ? (event.properties as Record<string, unknown>) : undefined
+  const rawPath = typeof props?.file === "string" ? props.file : undefined
+  const kind = typeof props?.event === "string" ? props.event : undefined
+  if (!rawPath) return
+  if (!kind) return
+
+  const path = ops.normalize(rawPath)
+  if (!path) return
+  if (path.startsWith(".git/")) return
+
+  if (ops.hasFile(path)) {
+    ops.loadFile(path)
+  }
+
+  if (kind === "change") {
+    const dir = (() => {
+      if (path === "") return ""
+      const node = ops.node(path)
+      if (node?.type !== "directory") return
+      return path
+    })()
+    if (dir === undefined) return
+    if (!ops.isDirLoaded(dir)) return
+    ops.refreshDir(dir)
+    return
+  }
+  if (kind !== "add" && kind !== "unlink") return
+
+  const parent = path.split("/").slice(0, -1).join("/")
+  if (!ops.isDirLoaded(parent)) return
+
+  ops.refreshDir(parent)
+}

packages/app/src/context/global-sync.test.ts

@@ -0,0 +1,136 @@
+import { describe, expect, test } from "bun:test"
+import {
+  canDisposeDirectory,
+  estimateRootSessionTotal,
+  loadRootSessionsWithFallback,
+  pickDirectoriesToEvict,
+} from "./global-sync"
+
+describe("pickDirectoriesToEvict", () => {
+  test("keeps pinned stores and evicts idle stores", () => {
+    const now = 5_000
+    const picks = pickDirectoriesToEvict({
+      stores: ["a", "b", "c", "d"],
+      state: new Map([
+        ["a", { lastAccessAt: 1_000 }],
+        ["b", { lastAccessAt: 4_900 }],
+        ["c", { lastAccessAt: 4_800 }],
+        ["d", { lastAccessAt: 3_000 }],
+      ]),
+      pins: new Set(["a"]),
+      max: 2,
+      ttl: 1_500,
+      now,
+    })
+
+    expect(picks).toEqual(["d", "c"])
+  })
+})
+
+describe("loadRootSessionsWithFallback", () => {
+  test("uses limited roots query when supported", async () => {
+    const calls: Array<{ directory: string; roots: true; limit?: number }> = []
+    let fallback = 0
+
+    const result = await loadRootSessionsWithFallback({
+      directory: "dir",
+      limit: 10,
+      list: async (query) => {
+        calls.push(query)
+        return { data: [] }
+      },
+      onFallback: () => {
+        fallback += 1
+      },
+    })
+
+    expect(result.data).toEqual([])
+    expect(result.limited).toBe(true)
+    expect(calls).toEqual([{ directory: "dir", roots: true, limit: 10 }])
+    expect(fallback).toBe(0)
+  })
+
+  test("falls back to full roots query on limited-query failure", async () => {
+    const calls: Array<{ directory: string; roots: true; limit?: number }> = []
+    let fallback = 0
+
+    const result = await loadRootSessionsWithFallback({
+      directory: "dir",
+      limit: 25,
+      list: async (query) => {
+        calls.push(query)
+        if (query.limit) throw new Error("unsupported")
+        return { data: [] }
+      },
+      onFallback: () => {
+        fallback += 1
+      },
+    })
+
+    expect(result.data).toEqual([])
+    expect(result.limited).toBe(false)
+    expect(calls).toEqual([
+      { directory: "dir", roots: true, limit: 25 },
+      { directory: "dir", roots: true },
+    ])
+    expect(fallback).toBe(1)
+  })
+})
+
+describe("estimateRootSessionTotal", () => {
+  test("keeps exact total for full fetches", () => {
+    expect(estimateRootSessionTotal({ count: 42, limit: 10, limited: false })).toBe(42)
+  })
+
+  test("marks has-more for full-limit limited fetches", () => {
+    expect(estimateRootSessionTotal({ count: 10, limit: 10, limited: true })).toBe(11)
+  })
+
+  test("keeps exact total when limited fetch is under limit", () => {
+    expect(estimateRootSessionTotal({ count: 9, limit: 10, limited: true })).toBe(9)
+  })
+})
+
+describe("canDisposeDirectory", () => {
+  test("rejects pinned or inflight directories", () => {
+    expect(
+      canDisposeDirectory({
+        directory: "dir",
+        hasStore: true,
+        pinned: true,
+        booting: false,
+        loadingSessions: false,
+      }),
+    ).toBe(false)
+    expect(
+      canDisposeDirectory({
+        directory: "dir",
+        hasStore: true,
+        pinned: false,
+        booting: true,
+        loadingSessions: false,
+      }),
+    ).toBe(false)
+    expect(
+      canDisposeDirectory({
+        directory: "dir",
+        hasStore: true,
+        pinned: false,
+        booting: false,
+        loadingSessions: true,
+      }),
+    ).toBe(false)
+  })
+
+  test("accepts idle unpinned directory store", () => {
+    expect(
+      canDisposeDirectory({
+        directory: "dir",
+        hasStore: true,
+        pinned: false,
+        booting: false,
+        loadingSessions: false,
+      }),
+    ).toBe(true)
+  })
+})

packages/app/src/context/global-sync/bootstrap.ts

@@ -0,0 +1,195 @@
+import {
+  type Config,
+  type Path,
+  type PermissionRequest,
+  type Project,
+  type ProviderAuthResponse,
+  type ProviderListResponse,
+  type QuestionRequest,
+  createOpencodeClient,
+} from "@opencode-ai/sdk/v2/client"
+import { batch } from "solid-js"
+import { reconcile, type SetStoreFunction, type Store } from "solid-js/store"
+import { retry } from "@opencode-ai/util/retry"
+import { getFilename } from "@opencode-ai/util/path"
+import { showToast } from "@opencode-ai/ui/toast"
+import { cmp, normalizeProviderList } from "./utils"
+import type { State, VcsCache } from "./types"
+
+type GlobalStore = {
+  ready: boolean
+  path: Path
+  project: Project[]
+  provider: ProviderListResponse
+  provider_auth: ProviderAuthResponse
+  config: Config
+  reload: undefined | "pending" | "complete"
+}
+
+export async function bootstrapGlobal(input: {
+  globalSDK: ReturnType<typeof createOpencodeClient>
+  connectErrorTitle: string
+  connectErrorDescription: string
+  requestFailedTitle: string
+  setGlobalStore: SetStoreFunction<GlobalStore>
+}) {
+  const health = await input.globalSDK.global
+    .health()
+    .then((x) => x.data)
+    .catch(() => undefined)
+  if (!health?.healthy) {
+    showToast({
+      variant: "error",
+      title: input.connectErrorTitle,
+      description: input.connectErrorDescription,
+    })
+    input.setGlobalStore("ready", true)
+    return
+  }
+
+  const tasks = [
+    retry(() =>
+      input.globalSDK.path.get().then((x) => {
+        input.setGlobalStore("path", x.data!)
+      }),
+    ),
+    retry(() =>
+      input.globalSDK.global.config.get().then((x) => {
+        input.setGlobalStore("config", x.data!)
+      }),
+    ),
+    retry(() =>
+      input.globalSDK.project.list().then((x) => {
+        const projects = (x.data ?? [])
+          .filter((p) => !!p?.id)
+          .filter((p) => !!p.worktree && !p.worktree.includes("opencode-test"))
+          .slice()
+          .sort((a, b) => cmp(a.id, b.id))
+        input.setGlobalStore("project", projects)
+      }),
+    ),
+    retry(() =>
+      input.globalSDK.provider.list().then((x) => {
+        input.setGlobalStore("provider", normalizeProviderList(x.data!))
+      }),
+    ),
+    retry(() =>
+      input.globalSDK.provider.auth().then((x) => {
+        input.setGlobalStore("provider_auth", x.data ?? {})
+      }),
+    ),
+  ]
+
+  const results = await Promise.allSettled(tasks)
+  const errors = results.filter((r): r is PromiseRejectedResult => r.status === "rejected").map((r) => r.reason)
+  if (errors.length) {
+    const message = errors[0] instanceof Error ? errors[0].message : String(errors[0])
+    const more = errors.length > 1 ? ` (+${errors.length - 1} more)` : ""
+    showToast({
+      variant: "error",
+      title: input.requestFailedTitle,
+      description: message + more,
+    })
+  }
+  input.setGlobalStore("ready", true)
+}
+
+function groupBySession<T extends { id: string; sessionID: string }>(input: T[]) {
+  return input.reduce<Record<string, T[]>>((acc, item) => {
+    if (!item?.id || !item.sessionID) return acc
+    const list = acc[item.sessionID]
+    if (list) list.push(item)
+    if (!list) acc[item.sessionID] = [item]
+    return acc
+  }, {})
+}
+
+export async function bootstrapDirectory(input: {
+  directory: string
+  sdk: ReturnType<typeof createOpencodeClient>
+  store: Store<State>
+  setStore: SetStoreFunction<State>
+  vcsCache: VcsCache
+  loadSessions: (directory: string) => Promise<void> | void
+}) {
+  input.setStore("status", "loading")
+
+  const blockingRequests = {
+    project: () => input.sdk.project.current().then((x) => input.setStore("project", x.data!.id)),
+    provider: () =>
+      input.sdk.provider.list().then((x) => {
+        input.setStore("provider", normalizeProviderList(x.data!))
+      }),
+    agent: () => input.sdk.app.agents().then((x) => input.setStore("agent", x.data ?? [])),
+    config: () => input.sdk.config.get().then((x) => input.setStore("config", x.data!)),
+  }
+
+  try {
+    await Promise.all(Object.values(blockingRequests).map((p) => retry(p)))
+  } catch (err) {
+    console.error("Failed to bootstrap instance", err)
+    const project = getFilename(input.directory)
+    const message = err instanceof Error ? err.message : String(err)
+    showToast({ title: `Failed to reload ${project}`, description: message })
+    input.setStore("status", "partial")
+    return
+  }
+
+  if (input.store.status !== "complete") input.setStore("status", "partial")
+
+  Promise.all([
+    input.sdk.path.get().then((x) => input.setStore("path", x.data!)),
+    input.sdk.command.list().then((x) => input.setStore("command", x.data ?? [])),
+    input.sdk.session.status().then((x) => input.setStore("session_status", x.data!)),
+    input.loadSessions(input.directory),
+    input.sdk.mcp.status().then((x) => input.setStore("mcp", x.data!)),
+    input.sdk.lsp.status().then((x) => input.setStore("lsp", x.data!)),
+    input.sdk.vcs.get().then((x) => {
+      const next = x.data ?? input.store.vcs
+      input.setStore("vcs", next)
+      if (next?.branch) input.vcsCache.setStore("value", next)
+    }),
+    input.sdk.permission.list().then((x) => {
+      const grouped = groupBySession(
+        (x.data ?? []).filter((perm): perm is PermissionRequest => !!perm?.id && !!perm.sessionID),
+      )
+      batch(() => {
+        for (const sessionID of Object.keys(input.store.permission)) {
+          if (grouped[sessionID]) continue
+          input.setStore("permission", sessionID, [])
+        }
+        for (const [sessionID, permissions] of Object.entries(grouped)) {
+          input.setStore(
+            "permission",
+            sessionID,
+            reconcile(
+              permissions.filter((p) => !!p?.id).sort((a, b) => cmp(a.id, b.id)),
+              { key: "id" },
+            ),
+          )
+        }
+      })
+    }),
+    input.sdk.question.list().then((x) => {
+      const grouped = groupBySession((x.data ?? []).filter((q): q is QuestionRequest => !!q?.id && !!q.sessionID))
+      batch(() => {
+        for (const sessionID of Object.keys(input.store.question)) {
+          if (grouped[sessionID]) continue
+          input.setStore("question", sessionID, [])
+        }
+        for (const [sessionID, questions] of Object.entries(grouped)) {
+          input.setStore(
+            "question",
+            sessionID,
+            reconcile(
+              questions.filter((q) => !!q?.id).sort((a, b) => cmp(a.id, b.id)),
+              { key: "id" },
+            ),
+          )
+        }
+      })
+    }),
+  ]).then(() => {
+    input.setStore("status", "complete")
+  })
+}

packages/app/src/context/global-sync/child-store.ts

@@ -0,0 +1,263 @@
+import { createRoot, createEffect, getOwner, onCleanup, runWithOwner, type Accessor, type Owner } from "solid-js"
+import { createStore, type SetStoreFunction, type Store } from "solid-js/store"
+import { Persist, persisted } from "@/utils/persist"
+import type { VcsInfo } from "@opencode-ai/sdk/v2/client"
+import {
+  DIR_IDLE_TTL_MS,
+  MAX_DIR_STORES,
+  type ChildOptions,
+  type DirState,
+  type IconCache,
+  type MetaCache,
+  type ProjectMeta,
+  type State,
+  type VcsCache,
+} from "./types"
+import { canDisposeDirectory, pickDirectoriesToEvict } from "./eviction"
+
+export function createChildStoreManager(input: {
+  owner: Owner
+  markStats: (activeDirectoryStores: number) => void
+  incrementEvictions: () => void
+  isBooting: (directory: string) => boolean
+  isLoadingSessions: (directory: string) => boolean
+  onBootstrap: (directory: string) => void
+  onDispose: (directory: string) => void
+}) {
+  const children: Record<string, [Store<State>, SetStoreFunction<State>]> = {}
+  const vcsCache = new Map<string, VcsCache>()
+  const metaCache = new Map<string, MetaCache>()
+  const iconCache = new Map<string, IconCache>()
+  const lifecycle = new Map<string, DirState>()
+  const pins = new Map<string, number>()
+  const ownerPins = new WeakMap<object, Set<string>>()
+  const disposers = new Map<string, () => void>()
+
+  const mark = (directory: string) => {
+    if (!directory) return
+    lifecycle.set(directory, { lastAccessAt: Date.now() })
+    runEviction()
+  }
+
+  const pin = (directory: string) => {
+    if (!directory) return
+    pins.set(directory, (pins.get(directory) ?? 0) + 1)
+    mark(directory)
+  }
+
+  const unpin = (directory: string) => {
+    if (!directory) return
+    const next = (pins.get(directory) ?? 0) - 1
+    if (next > 0) {
+      pins.set(directory, next)
+      return
+    }
+    pins.delete(directory)
+    runEviction()
+  }
+
+  const pinned = (directory: string) => (pins.get(directory) ?? 0) > 0
+
+  const pinForOwner = (directory: string) => {
+    const current = getOwner()
+    if (!current) return
+    if (current === input.owner) return
+    const key = current as object
+    const set = ownerPins.get(key)
+    if (set?.has(directory)) return
+    if (set) set.add(directory)
+    if (!set) ownerPins.set(key, new Set([directory]))
+    pin(directory)
+    onCleanup(() => {
+      const set = ownerPins.get(key)
+      if (set) {
+        set.delete(directory)
+        if (set.size === 0) ownerPins.delete(key)
+      }
+      unpin(directory)
+    })
+  }
+
+  function disposeDirectory(directory: string) {
+    if (
+      !canDisposeDirectory({
+        directory,
+        hasStore: !!children[directory],
+        pinned: pinned(directory),
+        booting: input.isBooting(directory),
+        loadingSessions: input.isLoadingSessions(directory),
+      })
+    ) {
+      return false
+    }
+
+    vcsCache.delete(directory)
+    metaCache.delete(directory)
+    iconCache.delete(directory)
+    lifecycle.delete(directory)
+    const dispose = disposers.get(directory)
+    if (dispose) {
+      dispose()
+      disposers.delete(directory)
+    }
+    delete children[directory]
+    input.onDispose(directory)
+    input.markStats(Object.keys(children).length)
+    return true
+  }
+
+  function runEviction() {
+    const stores = Object.keys(children)
+    if (stores.length === 0) return
+    const list = pickDirectoriesToEvict({
+      stores,
+      state: lifecycle,
+      pins: new Set(stores.filter(pinned)),
+      max: MAX_DIR_STORES,
+      ttl: DIR_IDLE_TTL_MS,
+      now: Date.now(),
+    })
+    if (list.length === 0) return
+    for (const directory of list) {
+      if (!disposeDirectory(directory)) continue
+      input.incrementEvictions()
+    }
+  }
+
+  function ensureChild(directory: string) {
+    if (!directory) console.error("No directory provided")
+    if (!children[directory]) {
+      const vcs = runWithOwner(input.owner, () =>
+        persisted(
+          Persist.workspace(directory, "vcs", ["vcs.v1"]),
+          createStore({ value: undefined as VcsInfo | undefined }),
+        ),
+      )
+      if (!vcs) throw new Error("Failed to create persisted cache")
+      const vcsStore = vcs[0]
+      const vcsReady = vcs[3]
+      vcsCache.set(directory, { store: vcsStore, setStore: vcs[1], ready: vcsReady })
+
+      const meta = runWithOwner(input.owner, () =>
+        persisted(
+          Persist.workspace(directory, "project", ["project.v1"]),
+          createStore({ value: undefined as ProjectMeta | undefined }),
+        ),
+      )
+      if (!meta) throw new Error("Failed to create persisted project metadata")
+      metaCache.set(directory, { store: meta[0], setStore: meta[1], ready: meta[3] })
+
+      const icon = runWithOwner(input.owner, () =>
+        persisted(
+          Persist.workspace(directory, "icon", ["icon.v1"]),
+          createStore({ value: undefined as string | undefined }),
+        ),
+      )
+      if (!icon) throw new Error("Failed to create persisted project icon")
+      iconCache.set(directory, { store: icon[0], setStore: icon[1], ready: icon[3] })
+
+      const init = () =>
+        createRoot((dispose) => {
+          const child = createStore<State>({
+            project: "",
+            projectMeta: meta[0].value,
+            icon: icon[0].value,
+            provider: { all: [], connected: [], default: {} },
+            config: {},
+            path: { state: "", config: "", worktree: "", directory: "", home: "" },
+            status: "loading" as const,
+            agent: [],
+            command: [],
+            session: [],
+            sessionTotal: 0,
+            session_status: {},
+            session_diff: {},
+            todo: {},
+            permission: {},
+            question: {},
+            mcp: {},
+            lsp: [],
+            vcs: vcsStore.value,
+            limit: 5,
+            message: {},
+            part: {},
+          })
+          children[directory] = child
+          disposers.set(directory, dispose)
+
+          createEffect(() => {
+            if (!vcsReady()) return
+            const cached = vcsStore.value
+            if (!cached?.branch) return
+            child[1]("vcs", (value) => value ?? cached)
+          })
+          createEffect(() => {
+            child[1]("projectMeta", meta[0].value)
+          })
+          createEffect(() => {
+            child[1]("icon", icon[0].value)
+          })
+        })
+
+      runWithOwner(input.owner, init)
+      input.markStats(Object.keys(children).length)
+    }
+    mark(directory)
+    const childStore = children[directory]
+    if (!childStore) throw new Error("Failed to create store")
+    return childStore
+  }
+
+  function child(directory: string, options: ChildOptions = {}) {
+    const childStore = ensureChild(directory)
+    pinForOwner(directory)
+    const shouldBootstrap = options.bootstrap ?? true
+    if (shouldBootstrap && childStore[0].status === "loading") {
+      input.onBootstrap(directory)
+    }
+    return childStore
+  }
+
+  function projectMeta(directory: string, patch: ProjectMeta) {
+    const [store, setStore] = ensureChild(directory)
+    const cached = metaCache.get(directory)
+    if (!cached) return
+    const previous = store.projectMeta ?? {}
+    const icon = patch.icon ? { ...(previous.icon ?? {}), ...patch.icon } : previous.icon
+    const commands = patch.commands ? { ...(previous.commands ?? {}), ...patch.commands } : previous.commands
+    const next = {
+      ...previous,
+      ...patch,
+      icon,
+      commands,
+    }
+    cached.setStore("value", next)
+    setStore("projectMeta", next)
+  }
+
+  function projectIcon(directory: string, value: string | undefined) {
+    const [store, setStore] = ensureChild(directory)
+    const cached = iconCache.get(directory)
+    if (!cached) return
+    if (store.icon === value) return
+    cached.setStore("value", value)
+    setStore("icon", value)
+  }
+
+  return {
+    children,
+    ensureChild,
+    child,
+    projectMeta,
+    projectIcon,
+    mark,
+    pin,
+    unpin,
+    pinned,
+    disposeDirectory,
+    runEviction,
+    vcsCache,
+    metaCache,
+    iconCache,
+  }
+}

packages/app/src/context/global-sync/event-reducer.test.ts

@@ -0,0 +1,201 @@
+import { describe, expect, test } from "bun:test"
+import type { Message, Part, Project, Session } from "@opencode-ai/sdk/v2/client"
+import { createStore } from "solid-js/store"
+import type { State } from "./types"
+import { applyDirectoryEvent, applyGlobalEvent } from "./event-reducer"
+
+const rootSession = (input: { id: string; parentID?: string; archived?: number }) =>
+  ({
+    id: input.id,
+    parentID: input.parentID,
+    time: {
+      created: 1,
+      updated: 1,
+      archived: input.archived,
+    },
+  }) as Session
+
+const userMessage = (id: string, sessionID: string) =>
+  ({
+    id,
+    sessionID,
+    role: "user",
+    time: { created: 1 },
+    agent: "assistant",
+    model: { providerID: "openai", modelID: "gpt" },
+  }) as Message
+
+const textPart = (id: string, sessionID: string, messageID: string) =>
+  ({
+    id,
+    sessionID,
+    messageID,
+    type: "text",
+    text: id,
+  }) as Part
+
+const baseState = (input: Partial<State> = {}) =>
+  ({
+    status: "complete",
+    agent: [],
+    command: [],
+    project: "",
+    projectMeta: undefined,
+    icon: undefined,
+    provider: {} as State["provider"],
+    config: {} as State["config"],
+    path: { directory: "/tmp" } as State["path"],
+    session: [],
+    sessionTotal: 0,
+    session_status: {},
+    session_diff: {},
+    todo: {},
+    permission: {},
+    question: {},
+    mcp: {},
+    lsp: [],
+    vcs: undefined,
+    limit: 10,
+    message: {},
+    part: {},
+    ...input,
+  }) as State
+
+describe("applyGlobalEvent", () => {
+  test("upserts project.updated in sorted position", () => {
+    const project = [{ id: "a" }, { id: "c" }] as Project[]
+    let refreshCount = 0
+    applyGlobalEvent({
+      event: { type: "project.updated", properties: { id: "b" } },
+      project,
+      refresh: () => {
+        refreshCount += 1
+      },
+      setGlobalProject(next) {
+        if (typeof next === "function") next(project)
+      },
+    })
+
+    expect(project.map((x) => x.id)).toEqual(["a", "b", "c"])
+    expect(refreshCount).toBe(0)
+  })
+
+  test("handles global.disposed by triggering refresh", () => {
+    let refreshCount = 0
+    applyGlobalEvent({
+      event: { type: "global.disposed" },
+      project: [],
+      refresh: () => {
+        refreshCount += 1
+      },
+      setGlobalProject() {},
+    })
+
+    expect(refreshCount).toBe(1)
+  })
+})
+
+describe("applyDirectoryEvent", () => {
+  test("inserts root sessions in sorted order and updates sessionTotal", () => {
+    const [store, setStore] = createStore(
+      baseState({
+        session: [rootSession({ id: "b" })],
+        sessionTotal: 1,
+      }),
+    )
+
+    applyDirectoryEvent({
+      event: { type: "session.created", properties: { info: rootSession({ id: "a" }) } },
+      store,
+      setStore,
+      push() {},
+      directory: "/tmp",
+      loadLsp() {},
+    })
+
+    expect(store.session.map((x) => x.id)).toEqual(["a", "b"])
+    expect(store.sessionTotal).toBe(2)
+
+    applyDirectoryEvent({
+      event: { type: "session.created", properties: { info: rootSession({ id: "c", parentID: "a" }) } },
+      store,
+      setStore,
+      push() {},
+      directory: "/tmp",
+      loadLsp() {},
+    })
+
+    expect(store.sessionTotal).toBe(2)
+  })
+
+  test("cleans session caches when archived", () => {
+    const message = userMessage("msg_1", "ses_1")
+    const [store, setStore] = createStore(
+      baseState({
+        session: [rootSession({ id: "ses_1" }), rootSession({ id: "ses_2" })],
+        sessionTotal: 2,
+        message: { ses_1: [message] },
+        part: { [message.id]: [textPart("prt_1", "ses_1", message.id)] },
+        session_diff: { ses_1: [] },
+        todo: { ses_1: [] },
+        permission: { ses_1: [] },
+        question: { ses_1: [] },
+        session_status: { ses_1: { type: "busy" } },
+      }),
+    )
+
+    applyDirectoryEvent({
+      event: { type: "session.updated", properties: { info: rootSession({ id: "ses_1", archived: 10 }) } },
+      store,
+      setStore,
+      push() {},
+      directory: "/tmp",
+      loadLsp() {},
+    })
+
+    expect(store.session.map((x) => x.id)).toEqual(["ses_2"])
+    expect(store.sessionTotal).toBe(1)
+    expect(store.message.ses_1).toBeUndefined()
+    expect(store.part[message.id]).toBeUndefined()
+    expect(store.session_diff.ses_1).toBeUndefined()
+    expect(store.todo.ses_1).toBeUndefined()
+    expect(store.permission.ses_1).toBeUndefined()
+    expect(store.question.ses_1).toBeUndefined()
+    expect(store.session_status.ses_1).toBeUndefined()
+  })
+
+  test("routes disposal and lsp events to side-effect handlers", () => {
+    const [store, setStore] = createStore(baseState())
+    const pushes: string[] = []
+    let lspLoads = 0
+
+    applyDirectoryEvent({
+      event: { type: "server.instance.disposed" },
+      store,
+      setStore,
+      push(directory) {
+        pushes.push(directory)
+      },
+      directory: "/tmp",
+      loadLsp() {
+        lspLoads += 1
+      },
+    })
+
+    applyDirectoryEvent({
+      event: { type: "lsp.updated" },
+      store,
+      setStore,
+      push(directory) {
+        pushes.push(directory)
+      },
+      directory: "/tmp",
+      loadLsp() {
+        lspLoads += 1
+      },
+    })
+
+    expect(pushes).toEqual(["/tmp"])
+    expect(lspLoads).toBe(1)
+  })
+})

packages/app/src/context/global-sync/event-reducer.ts

@@ -0,0 +1,337 @@
+import { Binary } from "@opencode-ai/util/binary"
+import { produce, reconcile, type SetStoreFunction, type Store } from "solid-js/store"
+import type {
+  FileDiff,
+  Message,
+  Part,
+  PermissionRequest,
+  Project,
+  QuestionRequest,
+  Session,
+  SessionStatus,
+  Todo,
+} from "@opencode-ai/sdk/v2/client"
+import type { State, VcsCache } from "./types"
+import { trimSessions } from "./session-trim"
+
+export function applyGlobalEvent(input: {
+  event: { type: string; properties?: unknown }
+  project: Project[]
+  setGlobalProject: (next: Project[] | ((draft: Project[]) => void)) => void
+  refresh: () => void
+}) {
+  if (input.event.type === "global.disposed") {
+    input.refresh()
+    return
+  }
+
+  if (input.event.type !== "project.updated") return
+  const properties = input.event.properties as Project
+  const result = Binary.search(input.project, properties.id, (s) => s.id)
+  if (result.found) {
+    input.setGlobalProject((draft) => {
+      draft[result.index] = { ...draft[result.index], ...properties }
+    })
+    return
+  }
+  input.setGlobalProject((draft) => {
+    draft.splice(result.index, 0, properties)
+  })
+}
+
+function cleanupSessionCaches(store: Store<State>, setStore: SetStoreFunction<State>, sessionID: string) {
+  if (!sessionID) return
+  const hasAny =
+    store.message[sessionID] !== undefined ||
+    store.session_diff[sessionID] !== undefined ||
+    store.todo[sessionID] !== undefined ||
+    store.permission[sessionID] !== undefined ||
+    store.question[sessionID] !== undefined ||
+    store.session_status[sessionID] !== undefined
+  if (!hasAny) return
+  setStore(
+    produce((draft) => {
+      const messages = draft.message[sessionID]
+      if (messages) {
+        for (const message of messages) {
+          const id = message?.id
+          if (!id) continue
+          delete draft.part[id]
+        }
+      }
+      delete draft.message[sessionID]
+      delete draft.session_diff[sessionID]
+      delete draft.todo[sessionID]
+      delete draft.permission[sessionID]
+      delete draft.question[sessionID]
+      delete draft.session_status[sessionID]
+    }),
+  )
+}
+
+export function applyDirectoryEvent(input: {
+  event: { type: string; properties?: unknown }
+  store: Store<State>
+  setStore: SetStoreFunction<State>
+  push: (directory: string) => void
+  directory: string
+  loadLsp: () => void
+  vcsCache?: VcsCache
+}) {
+  const event = input.event
+  switch (event.type) {
+    case "server.instance.disposed": {
+      input.push(input.directory)
+      return
+    }
+    case "session.created": {
+      const info = (event.properties as { info: Session }).info
+      const result = Binary.search(input.store.session, info.id, (s) => s.id)
+      if (result.found) {
+        input.setStore("session", result.index, reconcile(info))
+        break
+      }
+      const next = input.store.session.slice()
+      next.splice(result.index, 0, info)
+      const trimmed = trimSessions(next, { limit: input.store.limit, permission: input.store.permission })
+      input.setStore("session", reconcile(trimmed, { key: "id" }))
+      if (!info.parentID) input.setStore("sessionTotal", (value) => value + 1)
+      break
+    }
+    case "session.updated": {
+      const info = (event.properties as { info: Session }).info
+      const result = Binary.search(input.store.session, info.id, (s) => s.id)
+      if (info.time.archived) {
+        if (result.found) {
+          input.setStore(
+            "session",
+            produce((draft) => {
+              draft.splice(result.index, 1)
+            }),
+          )
+        }
+        cleanupSessionCaches(input.store, input.setStore, info.id)
+        if (info.parentID) break
+        input.setStore("sessionTotal", (value) => Math.max(0, value - 1))
+        break
+      }
+      if (result.found) {
+        input.setStore("session", result.index, reconcile(info))
+        break
+      }
+      const next = input.store.session.slice()
+      next.splice(result.index, 0, info)
+      const trimmed = trimSessions(next, { limit: input.store.limit, permission: input.store.permission })
+      input.setStore("session", reconcile(trimmed, { key: "id" }))
+      break
+    }
+    case "session.deleted": {
+      const info = (event.properties as { info: Session }).info
+      const result = Binary.search(input.store.session, info.id, (s) => s.id)
+      if (result.found) {
+        input.setStore(
+          "session",
+          produce((draft) => {
+            draft.splice(result.index, 1)
+          }),
+        )
+      }
+      cleanupSessionCaches(input.store, input.setStore, info.id)
+      if (info.parentID) break
+      input.setStore("sessionTotal", (value) => Math.max(0, value - 1))
+      break
+    }
+    case "session.diff": {
+      const props = event.properties as { sessionID: string; diff: FileDiff[] }
+      input.setStore("session_diff", props.sessionID, reconcile(props.diff, { key: "file" }))
+      break
+    }
+    case "todo.updated": {
+      const props = event.properties as { sessionID: string; todos: Todo[] }
+      input.setStore("todo", props.sessionID, reconcile(props.todos, { key: "id" }))
+      break
+    }
+    case "session.status": {
+      const props = event.properties as { sessionID: string; status: SessionStatus }
+      input.setStore("session_status", props.sessionID, reconcile(props.status))
+      break
+    }
+    case "message.updated": {
+      const info = (event.properties as { info: Message }).info
+      const messages = input.store.message[info.sessionID]
+      if (!messages) {
+        input.setStore("message", info.sessionID, [info])
+        break
+      }
+      const result = Binary.search(messages, info.id, (m) => m.id)
+      if (result.found) {
+        input.setStore("message", info.sessionID, result.index, reconcile(info))
+        break
+      }
+      input.setStore(
+        "message",
+        info.sessionID,
+        produce((draft) => {
+          draft.splice(result.index, 0, info)
+        }),
+      )
+      break
+    }
+    case "message.removed": {
+      const props = event.properties as { sessionID: string; messageID: string }
+      input.setStore(
+        produce((draft) => {
+          const messages = draft.message[props.sessionID]
+          if (messages) {
+            const result = Binary.search(messages, props.messageID, (m) => m.id)
+            if (result.found) messages.splice(result.index, 1)
+          }
+          delete draft.part[props.messageID]
+        }),
+      )
+      break
+    }
+    case "message.part.updated": {
+      const part = (event.properties as { part: Part }).part
+      const parts = input.store.part[part.messageID]
+      if (!parts) {
+        input.setStore("part", part.messageID, [part])
+        break
+      }
+      const result = Binary.search(parts, part.id, (p) => p.id)
+      if (result.found) {
+        input.setStore("part", part.messageID, result.index, reconcile(part))
+        break
+      }
+      input.setStore(
+        "part",
+        part.messageID,
+        produce((draft) => {
+          draft.splice(result.index, 0, part)
+        }),
+      )
+      break
+    }
+    case "message.part.removed": {
+      const props = event.properties as { messageID: string; partID: string }
+      const parts = input.store.part[props.messageID]
+      if (!parts) break
+      const result = Binary.search(parts, props.partID, (p) => p.id)
+      if (result.found) {
+        input.setStore(
+          produce((draft) => {
+            const list = draft.part[props.messageID]
+            if (!list) return
+            const next = Binary.search(list, props.partID, (p) => p.id)
+            if (!next.found) return
+            list.splice(next.index, 1)
+            if (list.length === 0) delete draft.part[props.messageID]
+          }),
+        )
+      }
+      break
+    }
+    case "message.part.delta": {
+      const props = event.properties as { messageID: string; partID: string; field: string; delta: string }
+      const parts = input.store.part[props.messageID]
+      if (!parts) break
+      const result = Binary.search(parts, props.partID, (p) => p.id)
+      if (!result.found) break
+      input.setStore(
+        "part",
+        props.messageID,
+        produce((draft) => {
+          const part = draft[result.index]
+          const field = props.field as keyof typeof part
+          const existing = part[field] as string | undefined
+          ;(part[field] as string) = (existing ?? "") + props.delta
+        }),
+      )
+      break
+    }
+    case "vcs.branch.updated": {
+      const props = event.properties as { branch: string }
+      const next = { branch: props.branch }
+      input.setStore("vcs", next)
+      if (input.vcsCache) input.vcsCache.setStore("value", next)
+      break
+    }
+    case "permission.asked": {
+      const permission = event.properties as PermissionRequest
+      const permissions = input.store.permission[permission.sessionID]
+      if (!permissions) {
+        input.setStore("permission", permission.sessionID, [permission])
+        break
+      }
+      const result = Binary.search(permissions, permission.id, (p) => p.id)
+      if (result.found) {
+        input.setStore("permission", permission.sessionID, result.index, reconcile(permission))
+        break
+      }
+      input.setStore(
+        "permission",
+        permission.sessionID,
+        produce((draft) => {
+          draft.splice(result.index, 0, permission)
+        }),
+      )
+      break
+    }
+    case "permission.replied": {
+      const props = event.properties as { sessionID: string; requestID: string }
+      const permissions = input.store.permission[props.sessionID]
+      if (!permissions) break
+      const result = Binary.search(permissions, props.requestID, (p) => p.id)
+      if (!result.found) break
+      input.setStore(
+        "permission",
+        props.sessionID,
+        produce((draft) => {
+          draft.splice(result.index, 1)
+        }),
+      )
+      break
+    }
+    case "question.asked": {
+      const question = event.properties as QuestionRequest
+      const questions = input.store.question[question.sessionID]
+      if (!questions) {
+        input.setStore("question", question.sessionID, [question])
+        break
+      }
+      const result = Binary.search(questions, question.id, (q) => q.id)
+      if (result.found) {
+        input.setStore("question", question.sessionID, result.index, reconcile(question))
+        break
+      }
+      input.setStore(
+        "question",
+        question.sessionID,
+        produce((draft) => {
+          draft.splice(result.index, 0, question)
+        }),
+      )
+      break
+    }
+    case "question.replied":
+    case "question.rejected": {
+      const props = event.properties as { sessionID: string; requestID: string }
+      const questions = input.store.question[props.sessionID]
+      if (!questions) break
+      const result = Binary.search(questions, props.requestID, (q) => q.id)
+      if (!result.found) break
+      input.setStore(
+        "question",
+        props.sessionID,
+        produce((draft) => {
+          draft.splice(result.index, 1)
+        }),
+      )
+      break
+    }
+    case "lsp.updated": {
+      input.loadLsp()
+      break
+    }
+  }
+}

packages/app/src/context/global-sync/eviction.ts

@@ -0,0 +1,28 @@
+import type { DisposeCheck, EvictPlan } from "./types"
+
+export function pickDirectoriesToEvict(input: EvictPlan) {
+  const overflow = Math.max(0, input.stores.length - input.max)
+  let pendingOverflow = overflow
+  const sorted = input.stores
+    .filter((dir) => !input.pins.has(dir))
+    .slice()
+    .sort((a, b) => (input.state.get(a)?.lastAccessAt ?? 0) - (input.state.get(b)?.lastAccessAt ?? 0))
+  const output: string[] = []
+  for (const dir of sorted) {
+    const last = input.state.get(dir)?.lastAccessAt ?? 0
+    const idle = input.now - last >= input.ttl
+    if (!idle && pendingOverflow <= 0) continue
+    output.push(dir)
+    if (pendingOverflow > 0) pendingOverflow -= 1
+  }
+  return output
+}
+
+export function canDisposeDirectory(input: DisposeCheck) {
+  if (!input.directory) return false
+  if (!input.hasStore) return false
+  if (input.pinned) return false
+  if (input.booting) return false
+  if (input.loadingSessions) return false
+  return true
+}

packages/app/src/context/global-sync/queue.ts

@@ -0,0 +1,83 @@
+type QueueInput = {
+  paused: () => boolean
+  bootstrap: () => Promise<void>
+  bootstrapInstance: (directory: string) => Promise<void> | void
+}
+
+export function createRefreshQueue(input: QueueInput) {
+  const queued = new Set<string>()
+  let root = false
+  let running = false
+  let timer: ReturnType<typeof setTimeout> | undefined
+
+  const tick = () => new Promise<void>((resolve) => setTimeout(resolve, 0))
+
+  const take = (count: number) => {
+    if (queued.size === 0) return [] as string[]
+    const items: string[] = []
+    for (const item of queued) {
+      queued.delete(item)
+      items.push(item)
+      if (items.length >= count) break
+    }
+    return items
+  }
+
+  const schedule = () => {
+    if (timer) return
+    timer = setTimeout(() => {
+      timer = undefined
+      void drain()
+    }, 0)
+  }
+
+  const push = (directory: string) => {
+    if (!directory) return
+    queued.add(directory)
+    if (input.paused()) return
+    schedule()
+  }
+
+  const refresh = () => {
+    root = true
+    if (input.paused()) return
+    schedule()
+  }
+
+  async function drain() {
+    if (running) return
+    running = true
+    try {
+      while (true) {
+        if (input.paused()) return
+        if (root) {
+          root = false
+          await input.bootstrap()
+          await tick()
+          continue
+        }
+        const dirs = take(2)
+        if (dirs.length === 0) return
+        await Promise.all(dirs.map((dir) => input.bootstrapInstance(dir)))
+        await tick()
+      }
+    } finally {
+      running = false
+      if (input.paused()) return
+      if (root || queued.size) schedule()
+    }
+  }
+
+  return {
+    push,
+    refresh,
+    clear(directory: string) {
+      queued.delete(directory)
+    },
+    dispose() {
+      if (!timer) return
+      clearTimeout(timer)
+      timer = undefined
+    },
+  }
+}

packages/app/src/context/global-sync/session-load.ts

@@ -0,0 +1,26 @@
+import type { RootLoadArgs } from "./types"
+
+export async function loadRootSessionsWithFallback(input: RootLoadArgs) {
+  try {
+    const result = await input.list({ directory: input.directory, roots: true, limit: input.limit })
+    return {
+      data: result.data,
+      limit: input.limit,
+      limited: true,
+    } as const
+  } catch {
+    input.onFallback()
+    const result = await input.list({ directory: input.directory, roots: true })
+    return {
+      data: result.data,
+      limit: input.limit,
+      limited: false,
+    } as const
+  }
+}
+
+export function estimateRootSessionTotal(input: { count: number; limit: number; limited: boolean }) {
+  if (!input.limited) return input.count
+  if (input.count < input.limit) return input.count
+  return input.count + 1
+}

packages/app/src/context/global-sync/session-trim.test.ts

@@ -0,0 +1,59 @@
+import { describe, expect, test } from "bun:test"
+import type { PermissionRequest, Session } from "@opencode-ai/sdk/v2/client"
+import { trimSessions } from "./session-trim"
+
+const session = (input: { id: string; parentID?: string; created: number; updated?: number; archived?: number }) =>
+  ({
+    id: input.id,
+    parentID: input.parentID,
+    time: {
+      created: input.created,
+      updated: input.updated,
+      archived: input.archived,
+    },
+  }) as Session
+
+describe("trimSessions", () => {
+  test("keeps base roots and recent roots beyond the limit", () => {
+    const now = 1_000_000
+    const list = [
+      session({ id: "a", created: now - 100_000 }),
+      session({ id: "b", created: now - 90_000 }),
+      session({ id: "c", created: now - 80_000 }),
+      session({ id: "d", created: now - 70_000, updated: now - 1_000 }),
+      session({ id: "e", created: now - 60_000, archived: now - 10 }),
+    ]
+
+    const result = trimSessions(list, { limit: 2, permission: {}, now })
+    expect(result.map((x) => x.id)).toEqual(["a", "b", "c", "d"])
+  })
+
+  test("keeps children when root is kept, permission exists, or child is recent", () => {
+    const now = 1_000_000
+    const list = [
+      session({ id: "root-1", created: now - 1000 }),
+      session({ id: "root-2", created: now - 2000 }),
+      session({ id: "z-root", created: now - 30_000_000 }),
+      session({ id: "child-kept-by-root", parentID: "root-1", created: now - 20_000_000 }),
+      session({ id: "child-kept-by-permission", parentID: "z-root", created: now - 20_000_000 }),
+      session({ id: "child-kept-by-recency", parentID: "z-root", created: now - 500 }),
+      session({ id: "child-trimmed", parentID: "z-root", created: now - 20_000_000 }),
+    ]
+
+    const result = trimSessions(list, {
+      limit: 2,
+      permission: {
+        "child-kept-by-permission": [{ id: "perm-1" } as PermissionRequest],
+      },
+      now,
+    })
+
+    expect(result.map((x) => x.id)).toEqual([
+      "child-kept-by-permission",
+      "child-kept-by-recency",
+      "child-kept-by-root",
+      "root-1",
+      "root-2",
+    ])
+  })
+})

packages/app/src/context/global-sync/session-trim.ts

@@ -0,0 +1,56 @@
+import type { PermissionRequest, Session } from "@opencode-ai/sdk/v2/client"
+import { cmp } from "./utils"
+import { SESSION_RECENT_LIMIT, SESSION_RECENT_WINDOW } from "./types"
+
+export function sessionUpdatedAt(session: Session) {
+  return session.time.updated ?? session.time.created
+}
+
+export function compareSessionRecent(a: Session, b: Session) {
+  const aUpdated = sessionUpdatedAt(a)
+  const bUpdated = sessionUpdatedAt(b)
+  if (aUpdated !== bUpdated) return bUpdated - aUpdated
+  return cmp(a.id, b.id)
+}
+
+export function takeRecentSessions(sessions: Session[], limit: number, cutoff: number) {
+  if (limit <= 0) return [] as Session[]
+  const selected: Session[] = []
+  const seen = new Set<string>()
+  for (const session of sessions) {
+    if (!session?.id) continue
+    if (seen.has(session.id)) continue
+    seen.add(session.id)
+    if (sessionUpdatedAt(session) <= cutoff) continue
+    const index = selected.findIndex((x) => compareSessionRecent(session, x) < 0)
+    if (index === -1) selected.push(session)
+    if (index !== -1) selected.splice(index, 0, session)
+    if (selected.length > limit) selected.pop()
+  }
+  return selected
+}
+
+export function trimSessions(
+  input: Session[],
+  options: { limit: number; permission: Record<string, PermissionRequest[]>; now?: number },
+) {
+  const limit = Math.max(0, options.limit)
+  const cutoff = (options.now ?? Date.now()) - SESSION_RECENT_WINDOW
+  const all = input
+    .filter((s) => !!s?.id)
+    .filter((s) => !s.time?.archived)
+    .sort((a, b) => cmp(a.id, b.id))
+  const roots = all.filter((s) => !s.parentID)
+  const children = all.filter((s) => !!s.parentID)
+  const base = roots.slice(0, limit)
+  const recent = takeRecentSessions(roots.slice(limit), SESSION_RECENT_LIMIT, cutoff)
+  const keepRoots = [...base, ...recent]
+  const keepRootIds = new Set(keepRoots.map((s) => s.id))
+  const keepChildren = children.filter((s) => {
+    if (s.parentID && keepRootIds.has(s.parentID)) return true
+    const perms = options.permission[s.id] ?? []
+    if (perms.length > 0) return true
+    return sessionUpdatedAt(s) > cutoff
+  })
+  return [...keepRoots, ...keepChildren].sort((a, b) => cmp(a.id, b.id))
+}

packages/app/src/context/global-sync/types.ts

@@ -0,0 +1,134 @@
+import type {
+  Agent,
+  Command,
+  Config,
+  FileDiff,
+  LspStatus,
+  McpStatus,
+  Message,
+  Part,
+  Path,
+  PermissionRequest,
+  Project,
+  ProviderListResponse,
+  QuestionRequest,
+  Session,
+  SessionStatus,
+  Todo,
+  VcsInfo,
+} from "@opencode-ai/sdk/v2/client"
+import type { Accessor } from "solid-js"
+import type { SetStoreFunction, Store } from "solid-js/store"
+
+export type ProjectMeta = {
+  name?: string
+  icon?: {
+    override?: string
+    color?: string
+  }
+  commands?: {
+    start?: string
+  }
+}
+
+export type State = {
+  status: "loading" | "partial" | "complete"
+  agent: Agent[]
+  command: Command[]
+  project: string
+  projectMeta: ProjectMeta | undefined
+  icon: string | undefined
+  provider: ProviderListResponse
+  config: Config
+  path: Path
+  session: Session[]
+  sessionTotal: number
+  session_status: {
+    [sessionID: string]: SessionStatus
+  }
+  session_diff: {
+    [sessionID: string]: FileDiff[]
+  }
+  todo: {
+    [sessionID: string]: Todo[]
+  }
+  permission: {
+    [sessionID: string]: PermissionRequest[]
+  }
+  question: {
+    [sessionID: string]: QuestionRequest[]
+  }
+  mcp: {
+    [name: string]: McpStatus
+  }
+  lsp: LspStatus[]
+  vcs: VcsInfo | undefined
+  limit: number
+  message: {
+    [sessionID: string]: Message[]
+  }
+  part: {
+    [messageID: string]: Part[]
+  }
+}
+
+export type VcsCache = {
+  store: Store<{ value: VcsInfo | undefined }>
+  setStore: SetStoreFunction<{ value: VcsInfo | undefined }>
+  ready: Accessor<boolean>
+}
+
+export type MetaCache = {
+  store: Store<{ value: ProjectMeta | undefined }>
+  setStore: SetStoreFunction<{ value: ProjectMeta | undefined }>
+  ready: Accessor<boolean>
+}
+
+export type IconCache = {
+  store: Store<{ value: string | undefined }>
+  setStore: SetStoreFunction<{ value: string | undefined }>
+  ready: Accessor<boolean>
+}
+
+export type ChildOptions = {
+  bootstrap?: boolean
+}
+
+export type DirState = {
+  lastAccessAt: number
+}
+
+export type EvictPlan = {
+  stores: string[]
+  state: Map<string, DirState>
+  pins: Set<string>
+  max: number
+  ttl: number
+  now: number
+}
+
+export type DisposeCheck = {
+  directory: string
+  hasStore: boolean
+  pinned: boolean
+  booting: boolean
+  loadingSessions: boolean
+}
+
+export type RootLoadArgs = {
+  directory: string
+  limit: number
+  list: (query: { directory: string; roots: true; limit?: number }) => Promise<{ data?: Session[] }>
+  onFallback: () => void
+}
+
+export type RootLoadResult = {
+  data?: Session[]
+  limit: number
+  limited: boolean
+}
+
+export const MAX_DIR_STORES = 30
+export const DIR_IDLE_TTL_MS = 20 * 60 * 1000
+export const SESSION_RECENT_WINDOW = 4 * 60 * 60 * 1000
+export const SESSION_RECENT_LIMIT = 50

packages/app/src/context/global-sync/utils.ts

@@ -0,0 +1,25 @@
+import type { Project, ProviderListResponse } from "@opencode-ai/sdk/v2/client"
+
+export const cmp = (a: string, b: string) => (a < b ? -1 : a > b ? 1 : 0)
+
+export function normalizeProviderList(input: ProviderListResponse): ProviderListResponse {
+  return {
+    ...input,
+    all: input.all.map((provider) => ({
+      ...provider,
+      models: Object.fromEntries(Object.entries(provider.models).filter(([, info]) => info.status !== "deprecated")),
+    })),
+  }
+}
+
+export function sanitizeProject(project: Project) {
+  if (!project.icon?.url && !project.icon?.override) return project
+  return {
+    ...project,
+    icon: {
+      ...project.icon,
+      url: undefined,
+      override: undefined,
+    },
+  }
+}

packages/app/src/context/language.tsx

@@ -76,6 +76,26 @@ const LOCALES: readonly Locale[] = [
   "th",
 ]
 
+type ParityKey = "command.session.previous.unseen" | "command.session.next.unseen"
+const PARITY_CHECK: Record<Exclude<Locale, "en">, Record<ParityKey, string>> = {
+  zh,
+  zht,
+  ko,
+  de,
+  es,
+  fr,
+  da,
+  ja,
+  pl,
+  ru,
+  ar,
+  no,
+  br,
+  th,
+  bs,
+}
+void PARITY_CHECK
+
 function detectLocale(): Locale {
   if (typeof navigator !== "object") return "en"
 

packages/app/src/context/layout-scroll.test.ts

@@ -1,73 +1,36 @@
 import { describe, expect, test } from "bun:test"
-import { createRoot } from "solid-js"
-import { createStore } from "solid-js/store"
-import { makePersisted, type SyncStorage } from "@solid-primitives/storage"
 import { createScrollPersistence } from "./layout-scroll"
 
 describe("createScrollPersistence", () => {
-  test.skip("debounces persisted scroll writes", async () => {
+  test("debounces persisted scroll writes", async () => {
-    const key = "layout-scroll.test"
+    const snapshot = {
-    const data = new Map<string, string>()
+      session: {
-    const writes: string[] = []
+        review: { x: 0, y: 0 },
-    const stats = { flushes: 0 }
-
-    const storage = {
-      getItem: (k: string) => data.get(k) ?? null,
-      setItem: (k: string, v: string) => {
-        data.set(k, v)
-        if (k === key) writes.push(v)
       },
-      removeItem: (k: string) => {
+    } as Record<string, Record<string, { x: number; y: number }>>
-        data.delete(k)
+    const writes: Array<Record<string, { x: number; y: number }>> = []
-      },
-    } as SyncStorage
-
-    await new Promise<void>((resolve, reject) => {
-      createRoot((dispose) => {
-        const [raw, setRaw] = createStore({
-          sessionView: {} as Record<string, { scroll: Record<string, { x: number; y: number }> }>,
-        })
-
-        const [store, setStore] = makePersisted([raw, setRaw], { name: key, storage })
-
     const scroll = createScrollPersistence({
-          debounceMs: 30,
+      debounceMs: 10,
-          getSnapshot: (sessionKey) => store.sessionView[sessionKey]?.scroll,
+      getSnapshot: (sessionKey) => snapshot[sessionKey],
       onFlush: (sessionKey, next) => {
-            stats.flushes += 1
+        snapshot[sessionKey] = next
-
+        writes.push(next)
-            const current = store.sessionView[sessionKey]
-            if (!current) {
-              setStore("sessionView", sessionKey, { scroll: next })
-              return
-            }
-            setStore("sessionView", sessionKey, "scroll", (prev) => ({ ...(prev ?? {}), ...next }))
       },
     })
 
-        const run = async () => {
+    for (const i of Array.from({ length: 30 }, (_, n) => n + 1)) {
-          await new Promise((r) => setTimeout(r, 0))
-          writes.length = 0
-
-          for (const i of Array.from({ length: 100 }, (_, n) => n)) {
       scroll.setScroll("session", "review", { x: 0, y: i })
     }
 
-          await new Promise((r) => setTimeout(r, 120))
+    await new Promise((resolve) => setTimeout(resolve, 40))
 
-          expect(stats.flushes).toBeGreaterThanOrEqual(1)
+    expect(writes).toHaveLength(1)
-          expect(writes.length).toBeGreaterThanOrEqual(1)
+    expect(writes[0]?.review).toEqual({ x: 0, y: 30 })
-          expect(writes.length).toBeLessThanOrEqual(2)
-        }
 
-        void run()
+    scroll.setScroll("session", "review", { x: 0, y: 30 })
-          .then(resolve)
+    await new Promise((resolve) => setTimeout(resolve, 20))
-          .catch(reject)
+
-          .finally(() => {
+    expect(writes).toHaveLength(1)
     scroll.dispose()
-            dispose()
-          })
-      })
-    })
   })
 })

packages/app/src/context/layout.test.ts

@@ -0,0 +1,69 @@
+import { describe, expect, test } from "bun:test"
+import { createRoot, createSignal } from "solid-js"
+import { createSessionKeyReader, ensureSessionKey, pruneSessionKeys } from "./layout"
+
+describe("layout session-key helpers", () => {
+  test("couples touch and scroll seed in order", () => {
+    const calls: string[] = []
+    const result = ensureSessionKey(
+      "dir/a",
+      (key) => calls.push(`touch:${key}`),
+      (key) => calls.push(`seed:${key}`),
+    )
+
+    expect(result).toBe("dir/a")
+    expect(calls).toEqual(["touch:dir/a", "seed:dir/a"])
+  })
+
+  test("reads dynamic accessor keys lazily", () => {
+    const seen: string[] = []
+
+    createRoot((dispose) => {
+      const [key, setKey] = createSignal("dir/one")
+      const read = createSessionKeyReader(key, (value) => seen.push(value))
+
+      expect(read()).toBe("dir/one")
+      setKey("dir/two")
+      expect(read()).toBe("dir/two")
+
+      dispose()
+    })
+
+    expect(seen).toEqual(["dir/one", "dir/two"])
+  })
+})
+
+describe("pruneSessionKeys", () => {
+  test("keeps active key and drops lowest-used keys", () => {
+    const drop = pruneSessionKeys({
+      keep: "k4",
+      max: 3,
+      used: new Map([
+        ["k1", 1],
+        ["k2", 2],
+        ["k3", 3],
+        ["k4", 4],
+      ]),
+      view: ["k1", "k2", "k4"],
+      tabs: ["k1", "k3", "k4"],
+    })
+
+    expect(drop).toEqual(["k1"])
+    expect(drop.includes("k4")).toBe(false)
+  })
+
+  test("does not prune without keep key", () => {
+    const drop = pruneSessionKeys({
+      keep: undefined,
+      max: 1,
+      used: new Map([
+        ["k1", 1],
+        ["k2", 2],
+      ]),
+      view: ["k1"],
+      tabs: ["k2"],
+    })
+
+    expect(drop).toEqual([])
+  })
+})

packages/app/src/context/layout.tsx

@@ -1,5 +1,5 @@
 import { createStore, produce } from "solid-js/store"
-import { batch, createEffect, createMemo, on, onCleanup, onMount, type Accessor } from "solid-js"
+import { batch, createEffect, createMemo, onCleanup, onMount, type Accessor } from "solid-js"
 import { createSimpleContext } from "@opencode-ai/ui/context"
 import { useGlobalSync } from "./global-sync"
 import { useGlobalSDK } from "./global-sdk"
@@ -47,6 +47,43 @@ export type LocalProject = Partial<Project> & { worktree: string; expanded: bool
 
 export type ReviewDiffStyle = "unified" | "split"
 
+export function ensureSessionKey(key: string, touch: (key: string) => void, seed: (key: string) => void) {
+  touch(key)
+  seed(key)
+  return key
+}
+
+export function createSessionKeyReader(sessionKey: string | Accessor<string>, ensure: (key: string) => void) {
+  const key = typeof sessionKey === "function" ? sessionKey : () => sessionKey
+  return () => {
+    const value = key()
+    ensure(value)
+    return value
+  }
+}
+
+export function pruneSessionKeys(input: {
+  keep?: string
+  max: number
+  used: Map<string, number>
+  view: string[]
+  tabs: string[]
+}) {
+  if (!input.keep) return []
+
+  const keys = new Set<string>([...input.view, ...input.tabs])
+  if (keys.size <= input.max) return []
+
+  const score = (key: string) => {
+    if (key === input.keep) return Number.MAX_SAFE_INTEGER
+    return input.used.get(key) ?? 0
+  }
+
+  return Array.from(keys)
+    .sort((a, b) => score(b) - score(a))
+    .slice(input.max)
+}
+
 export const { use: useLayout, provider: LayoutProvider } = createSimpleContext({
   name: "Layout",
   init: () => {
@@ -172,20 +209,13 @@ export const { use: useLayout, provider: LayoutProvider } = createSimpleContext(
     }
 
     function prune(keep?: string) {
-      if (!keep) return
+      const drop = pruneSessionKeys({
-
+        keep,
-      const keys = new Set<string>()
+        max: MAX_SESSION_KEYS,
-      for (const key of Object.keys(store.sessionView)) keys.add(key)
+        used,
-      for (const key of Object.keys(store.sessionTabs)) keys.add(key)
+        view: Object.keys(store.sessionView),
-      if (keys.size <= MAX_SESSION_KEYS) return
+        tabs: Object.keys(store.sessionTabs),
-
+      })
-      const score = (key: string) => {
-        if (key === keep) return Number.MAX_SAFE_INTEGER
-        return used.get(key) ?? 0
-      }
-
-      const ordered = Array.from(keys).sort((a, b) => score(b) - score(a))
-      const drop = ordered.slice(MAX_SESSION_KEYS)
       if (drop.length === 0) return
 
       setStore(
@@ -233,6 +263,8 @@ export const { use: useLayout, provider: LayoutProvider } = createSimpleContext(
       },
     })
 
+    const ensureKey = (key: string) => ensureSessionKey(key, touch, (sessionKey) => scroll.seed(sessionKey))
+
     createEffect(() => {
       if (!ready()) return
       if (meta.pruned) return
@@ -616,22 +648,7 @@ export const { use: useLayout, provider: LayoutProvider } = createSimpleContext(
         },
       },
       view(sessionKey: string | Accessor<string>) {
-        const key = typeof sessionKey === "function" ? sessionKey : () => sessionKey
+        const key = createSessionKeyReader(sessionKey, ensureKey)
-
-        touch(key())
-        scroll.seed(key())
-
-        createEffect(
-          on(
-            key,
-            (value) => {
-              touch(value)
-              scroll.seed(value)
-            },
-            { defer: true },
-          ),
-        )
-
         const s = createMemo(() => store.sessionView[key()] ?? { scroll: {} })
         const terminalOpened = createMemo(() => store.terminal?.opened ?? false)
         const reviewPanelOpened = createMemo(() => store.review?.panelOpened ?? true)
@@ -711,20 +728,7 @@ export const { use: useLayout, provider: LayoutProvider } = createSimpleContext(
         }
       },
       tabs(sessionKey: string | Accessor<string>) {
-        const key = typeof sessionKey === "function" ? sessionKey : () => sessionKey
+        const key = createSessionKeyReader(sessionKey, ensureKey)
-
-        touch(key())
-
-        createEffect(
-          on(
-            key,
-            (value) => {
-              touch(value)
-            },
-            { defer: true },
-          ),
-        )
-
         const tabs = createMemo(() => store.sessionTabs[key()] ?? { all: [] })
         return {
           tabs,

packages/app/src/context/notification-index.ts

@@ -0,0 +1,66 @@
+type NotificationIndexItem = {
+  directory?: string
+  session?: string
+  viewed: boolean
+  type: string
+}
+
+export function buildNotificationIndex<T extends NotificationIndexItem>(list: T[]) {
+  const sessionAll = new Map<string, T[]>()
+  const sessionUnseen = new Map<string, T[]>()
+  const sessionUnseenCount = new Map<string, number>()
+  const sessionUnseenHasError = new Map<string, boolean>()
+  const projectAll = new Map<string, T[]>()
+  const projectUnseen = new Map<string, T[]>()
+  const projectUnseenCount = new Map<string, number>()
+  const projectUnseenHasError = new Map<string, boolean>()
+
+  for (const notification of list) {
+    const session = notification.session
+    if (session) {
+      const all = sessionAll.get(session)
+      if (all) all.push(notification)
+      else sessionAll.set(session, [notification])
+
+      if (!notification.viewed) {
+        const unseen = sessionUnseen.get(session)
+        if (unseen) unseen.push(notification)
+        else sessionUnseen.set(session, [notification])
+
+        sessionUnseenCount.set(session, (sessionUnseenCount.get(session) ?? 0) + 1)
+        if (notification.type === "error") sessionUnseenHasError.set(session, true)
+      }
+    }
+
+    const directory = notification.directory
+    if (directory) {
+      const all = projectAll.get(directory)
+      if (all) all.push(notification)
+      else projectAll.set(directory, [notification])
+
+      if (!notification.viewed) {
+        const unseen = projectUnseen.get(directory)
+        if (unseen) unseen.push(notification)
+        else projectUnseen.set(directory, [notification])
+
+        projectUnseenCount.set(directory, (projectUnseenCount.get(directory) ?? 0) + 1)
+        if (notification.type === "error") projectUnseenHasError.set(directory, true)
+      }
+    }
+  }
+
+  return {
+    session: {
+      all: sessionAll,
+      unseen: sessionUnseen,
+      unseenCount: sessionUnseenCount,
+      unseenHasError: sessionUnseenHasError,
+    },
+    project: {
+      all: projectAll,
+      unseen: projectUnseen,
+      unseenCount: projectUnseenCount,
+      unseenHasError: projectUnseenHasError,
+    },
+  }
+}

packages/app/src/context/notification.test.ts

@@ -0,0 +1,73 @@
+import { describe, expect, test } from "bun:test"
+import { buildNotificationIndex } from "./notification-index"
+
+type Notification = {
+  type: "turn-complete" | "error"
+  session: string
+  directory: string
+  viewed: boolean
+  time: number
+}
+
+const turn = (session: string, directory: string, viewed = false): Notification => ({
+  type: "turn-complete",
+  session,
+  directory,
+  viewed,
+  time: 1,
+})
+
+const error = (session: string, directory: string, viewed = false): Notification => ({
+  type: "error",
+  session,
+  directory,
+  viewed,
+  time: 1,
+})
+
+describe("buildNotificationIndex", () => {
+  test("builds unseen counts and unseen error flags", () => {
+    const list = [
+      turn("s1", "d1", false),
+      error("s1", "d1", false),
+      turn("s1", "d1", true),
+      turn("s2", "d1", false),
+      error("s3", "d2", true),
+    ]
+
+    const index = buildNotificationIndex(list)
+
+    expect(index.session.all.get("s1")?.length).toBe(3)
+    expect(index.session.unseen.get("s1")?.length).toBe(2)
+    expect(index.session.unseenCount.get("s1")).toBe(2)
+    expect(index.session.unseenHasError.get("s1")).toBe(true)
+
+    expect(index.session.unseenCount.get("s2")).toBe(1)
+    expect(index.session.unseenHasError.get("s2") ?? false).toBe(false)
+    expect(index.session.unseenCount.get("s3") ?? 0).toBe(0)
+    expect(index.session.unseenHasError.get("s3") ?? false).toBe(false)
+
+    expect(index.project.unseenCount.get("d1")).toBe(3)
+    expect(index.project.unseenHasError.get("d1")).toBe(true)
+    expect(index.project.unseenCount.get("d2") ?? 0).toBe(0)
+    expect(index.project.unseenHasError.get("d2") ?? false).toBe(false)
+  })
+
+  test("updates selectors after viewed transitions", () => {
+    const list = [turn("s1", "d1", false), error("s1", "d1", false), turn("s2", "d1", false)]
+    const next = list.map((item) => (item.session === "s1" ? { ...item, viewed: true } : item))
+
+    const before = buildNotificationIndex(list)
+    const after = buildNotificationIndex(next)
+
+    expect(before.session.unseenCount.get("s1")).toBe(2)
+    expect(before.session.unseenHasError.get("s1")).toBe(true)
+    expect(before.project.unseenCount.get("d1")).toBe(3)
+    expect(before.project.unseenHasError.get("d1")).toBe(true)
+
+    expect(after.session.unseenCount.get("s1") ?? 0).toBe(0)
+    expect(after.session.unseenHasError.get("s1") ?? false).toBe(false)
+    expect(after.project.unseenCount.get("d1")).toBe(1)
+    expect(after.project.unseenHasError.get("d1") ?? false).toBe(false)
+  })
+})

packages/app/src/context/notification.tsx

@@ -13,6 +13,7 @@ import { decode64 } from "@/utils/base64"
 import { EventSessionError } from "@opencode-ai/sdk/v2"
 import { Persist, persisted } from "@/utils/persist"
 import { playSound, soundSrc } from "@/utils/sound"
+import { buildNotificationIndex } from "./notification-index"
 
 type NotificationBase = {
   directory?: string
@@ -81,49 +82,7 @@ export const { use: useNotification, provider: NotificationProvider } = createSi
       setStore("list", (list) => pruneNotifications([...list, notification]))
     }
 
-    const index = createMemo(() => {
+    const index = createMemo(() => buildNotificationIndex(store.list))
-      const sessionAll = new Map<string, Notification[]>()
-      const sessionUnseen = new Map<string, Notification[]>()
-      const projectAll = new Map<string, Notification[]>()
-      const projectUnseen = new Map<string, Notification[]>()
-
-      for (const notification of store.list) {
-        const session = notification.session
-        if (session) {
-          const list = sessionAll.get(session)
-          if (list) list.push(notification)
-          else sessionAll.set(session, [notification])
-          if (!notification.viewed) {
-            const unseen = sessionUnseen.get(session)
-            if (unseen) unseen.push(notification)
-            else sessionUnseen.set(session, [notification])
-          }
-        }
-
-        const directory = notification.directory
-        if (directory) {
-          const list = projectAll.get(directory)
-          if (list) list.push(notification)
-          else projectAll.set(directory, [notification])
-          if (!notification.viewed) {
-            const unseen = projectUnseen.get(directory)
-            if (unseen) unseen.push(notification)
-            else projectUnseen.set(directory, [notification])
-          }
-        }
-      }
-
-      return {
-        session: {
-          all: sessionAll,
-          unseen: sessionUnseen,
-        },
-        project: {
-          all: projectAll,
-          unseen: projectUnseen,
-        },
-      }
-    })
 
     const unsub = globalSDK.event.listen((e) => {
       const event = e.details
@@ -208,6 +167,12 @@ export const { use: useNotification, provider: NotificationProvider } = createSi
         unseen(session: string) {
           return index().session.unseen.get(session) ?? empty
         },
+        unseenCount(session: string) {
+          return index().session.unseenCount.get(session) ?? 0
+        },
+        unseenHasError(session: string) {
+          return index().session.unseenHasError.get(session) ?? false
+        },
         markViewed(session: string) {
           setStore("list", (n) => n.session === session, "viewed", true)
         },
@@ -219,6 +184,12 @@ export const { use: useNotification, provider: NotificationProvider } = createSi
         unseen(directory: string) {
           return index().project.unseen.get(directory) ?? empty
         },
+        unseenCount(directory: string) {
+          return index().project.unseenCount.get(directory) ?? 0
+        },
+        unseenHasError(directory: string) {
+          return index().project.unseenHasError.get(directory) ?? false
+        },
         markViewed(directory: string) {
           setStore("list", (n) => n.directory === directory, "viewed", true)
         },

packages/app/src/context/platform.tsx

@@ -62,6 +62,9 @@ export type Platform = {
 
   /** Webview zoom level (desktop only) */
   webviewZoom?: Accessor<number>
+
+  /** Check if an editor app exists (desktop only) */
+  checkAppExists?(appName: string): Promise<boolean>
 }
 
 export const { use: usePlatform, provider: PlatformProvider } = createSimpleContext({

packages/app/src/context/server.tsx

@@ -1,9 +1,9 @@
-import { createOpencodeClient } from "@opencode-ai/sdk/v2/client"
 import { createSimpleContext } from "@opencode-ai/ui/context"
 import { batch, createEffect, createMemo, onCleanup } from "solid-js"
 import { createStore } from "solid-js/store"
 import { usePlatform } from "@/context/platform"
 import { Persist, persisted } from "@/utils/persist"
+import { checkServerHealth } from "@/utils/server-health"
 
 type StoredProject = { worktree: string; expanded: boolean }
 
@@ -94,18 +94,8 @@ export const { use: useServer, provider: ServerProvider } = createSimpleContext(
 
     const isReady = createMemo(() => ready() && !!state.active)
 
-    const check = (url: string) => {
+    const fetcher = platform.fetch ?? globalThis.fetch
-      const signal = (AbortSignal as unknown as { timeout?: (ms: number) => AbortSignal }).timeout?.(3000)
+    const check = (url: string) => checkServerHealth(url, fetcher).then((x) => x.healthy)
-      const sdk = createOpencodeClient({
-        baseUrl: url,
-        fetch: platform.fetch,
-        signal,
-      })
-      return sdk.global
-        .health()
-        .then((x) => x.data?.healthy === true)
-        .catch(() => false)
-    }
 
     createEffect(() => {
       const url = state.active

packages/app/src/context/sync-optimistic.test.ts

@@ -0,0 +1,56 @@
+import { describe, expect, test } from "bun:test"
+import type { Message, Part } from "@opencode-ai/sdk/v2/client"
+import { applyOptimisticAdd, applyOptimisticRemove } from "./sync"
+
+const userMessage = (id: string, sessionID: string): Message => ({
+  id,
+  sessionID,
+  role: "user",
+  time: { created: 1 },
+  agent: "assistant",
+  model: { providerID: "openai", modelID: "gpt" },
+})
+
+const textPart = (id: string, sessionID: string, messageID: string): Part => ({
+  id,
+  sessionID,
+  messageID,
+  type: "text",
+  text: id,
+})
+
+describe("sync optimistic reducers", () => {
+  test("applyOptimisticAdd inserts message in sorted order and stores parts", () => {
+    const sessionID = "ses_1"
+    const draft = {
+      message: { [sessionID]: [userMessage("msg_2", sessionID)] },
+      part: {} as Record<string, Part[] | undefined>,
+    }
+
+    applyOptimisticAdd(draft, {
+      sessionID,
+      message: userMessage("msg_1", sessionID),
+      parts: [textPart("prt_2", sessionID, "msg_1"), textPart("prt_1", sessionID, "msg_1")],
+    })
+
+    expect(draft.message[sessionID]?.map((x) => x.id)).toEqual(["msg_1", "msg_2"])
+    expect(draft.part.msg_1?.map((x) => x.id)).toEqual(["prt_1", "prt_2"])
+  })
+
+  test("applyOptimisticRemove removes message and part entries", () => {
+    const sessionID = "ses_1"
+    const draft = {
+      message: { [sessionID]: [userMessage("msg_1", sessionID), userMessage("msg_2", sessionID)] },
+      part: {
+        msg_1: [textPart("prt_1", sessionID, "msg_1")],
+        msg_2: [textPart("prt_2", sessionID, "msg_2")],
+      } as Record<string, Part[] | undefined>,
+    }
+
+    applyOptimisticRemove(draft, { sessionID, messageID: "msg_1" })
+
+    expect(draft.message[sessionID]?.map((x) => x.id)).toEqual(["msg_2"])
+    expect(draft.part.msg_1).toBeUndefined()
+    expect(draft.part.msg_2).toHaveLength(1)
+  })
+})

packages/app/src/context/sync.tsx

@@ -11,6 +11,43 @@ const keyFor = (directory: string, id: string) => `${directory}\n${id}`
 
 const cmp = (a: string, b: string) => (a < b ? -1 : a > b ? 1 : 0)
 
+type OptimisticStore = {
+  message: Record<string, Message[] | undefined>
+  part: Record<string, Part[] | undefined>
+}
+
+type OptimisticAddInput = {
+  sessionID: string
+  message: Message
+  parts: Part[]
+}
+
+type OptimisticRemoveInput = {
+  sessionID: string
+  messageID: string
+}
+
+export function applyOptimisticAdd(draft: OptimisticStore, input: OptimisticAddInput) {
+  const messages = draft.message[input.sessionID]
+  if (!messages) {
+    draft.message[input.sessionID] = [input.message]
+  }
+  if (messages) {
+    const result = Binary.search(messages, input.message.id, (m) => m.id)
+    messages.splice(result.index, 0, input.message)
+  }
+  draft.part[input.message.id] = input.parts.filter((part) => !!part?.id).sort((a, b) => cmp(a.id, b.id))
+}
+
+export function applyOptimisticRemove(draft: OptimisticStore, input: OptimisticRemoveInput) {
+  const messages = draft.message[input.sessionID]
+  if (messages) {
+    const result = Binary.search(messages, input.messageID, (m) => m.id)
+    if (result.found) messages.splice(result.index, 1)
+  }
+  delete draft.part[input.messageID]
+}
+
 export const { use: useSync, provider: SyncProvider } = createSimpleContext({
   name: "Sync",
   init: () => {
@@ -21,6 +58,10 @@ export const { use: useSync, provider: SyncProvider } = createSimpleContext({
     type Setter = Child[1]
 
     const current = createMemo(() => globalSync.child(sdk.directory))
+    const target = (directory?: string) => {
+      if (!directory || directory === sdk.directory) return current()
+      return globalSync.child(directory)
+    }
     const absolute = (path: string) => (current()[0].path.directory + "/" + path).replace("//", "/")
     const chunk = 400
     const inflight = new Map<string, Promise<void>>()
@@ -107,6 +148,24 @@ export const { use: useSync, provider: SyncProvider } = createSimpleContext({
       },
       session: {
         get: getSession,
+        optimistic: {
+          add(input: { directory?: string; sessionID: string; message: Message; parts: Part[] }) {
+            const [, setStore] = target(input.directory)
+            setStore(
+              produce((draft) => {
+                applyOptimisticAdd(draft as OptimisticStore, input)
+              }),
+            )
+          },
+          remove(input: { directory?: string; sessionID: string; messageID: string }) {
+            const [, setStore] = target(input.directory)
+            setStore(
+              produce((draft) => {
+                applyOptimisticRemove(draft as OptimisticStore, input)
+              }),
+            )
+          },
+        },
         addOptimisticMessage(input: {
           sessionID: string
           messageID: string
@@ -122,16 +181,14 @@ export const { use: useSync, provider: SyncProvider } = createSimpleContext({
             agent: input.agent,
             model: input.model,
           }
-          current()[1](
+          const [, setStore] = target()
+          setStore(
             produce((draft) => {
-              const messages = draft.message[input.sessionID]
+              applyOptimisticAdd(draft as OptimisticStore, {
-              if (!messages) {
+                sessionID: input.sessionID,
-                draft.message[input.sessionID] = [message]
+                message,
-              } else {
+                parts: input.parts,
-                const result = Binary.search(messages, input.messageID, (m) => m.id)
+              })
-                messages.splice(result.index, 0, message)
-              }
-              draft.part[input.messageID] = input.parts.filter((p) => !!p?.id).sort((a, b) => cmp(a.id, b.id))
             }),
           )
         },

packages/app/src/context/terminal.test.ts

@@ -0,0 +1,38 @@
+import { beforeAll, describe, expect, mock, test } from "bun:test"
+
+let getWorkspaceTerminalCacheKey: (dir: string) => string
+let getLegacyTerminalStorageKeys: (dir: string, legacySessionID?: string) => string[]
+
+beforeAll(async () => {
+  mock.module("@solidjs/router", () => ({
+    useParams: () => ({}),
+  }))
+  mock.module("@opencode-ai/ui/context", () => ({
+    createSimpleContext: () => ({
+      use: () => undefined,
+      provider: () => undefined,
+    }),
+  }))
+  const mod = await import("./terminal")
+  getWorkspaceTerminalCacheKey = mod.getWorkspaceTerminalCacheKey
+  getLegacyTerminalStorageKeys = mod.getLegacyTerminalStorageKeys
+})
+
+describe("getWorkspaceTerminalCacheKey", () => {
+  test("uses workspace-only directory cache key", () => {
+    expect(getWorkspaceTerminalCacheKey("/repo")).toBe("/repo:__workspace__")
+  })
+})
+
+describe("getLegacyTerminalStorageKeys", () => {
+  test("keeps workspace storage path when no legacy session id", () => {
+    expect(getLegacyTerminalStorageKeys("/repo")).toEqual(["/repo/terminal.v1"])
+  })
+
+  test("includes legacy session path before workspace path", () => {
+    expect(getLegacyTerminalStorageKeys("/repo", "session-123")).toEqual([
+      "/repo/terminal/session-123.v1",
+      "/repo/terminal.v1",
+    ])
+  })
+})

packages/app/src/context/terminal.tsx

@@ -19,15 +19,24 @@ export type LocalPTY = {
 const WORKSPACE_KEY = "__workspace__"
 const MAX_TERMINAL_SESSIONS = 20
 
-type TerminalSession = ReturnType<typeof createTerminalSession>
+export function getWorkspaceTerminalCacheKey(dir: string) {
+  return `${dir}:${WORKSPACE_KEY}`
+}
+
+export function getLegacyTerminalStorageKeys(dir: string, legacySessionID?: string) {
+  if (!legacySessionID) return [`${dir}/terminal.v1`]
+  return [`${dir}/terminal/${legacySessionID}.v1`, `${dir}/terminal.v1`]
+}
+
+type TerminalSession = ReturnType<typeof createWorkspaceTerminalSession>
 
 type TerminalCacheEntry = {
   value: TerminalSession
   dispose: VoidFunction
 }
 
-function createTerminalSession(sdk: ReturnType<typeof useSDK>, dir: string, session?: string) {
+function createWorkspaceTerminalSession(sdk: ReturnType<typeof useSDK>, dir: string, legacySessionID?: string) {
-  const legacy = session ? [`${dir}/terminal/${session}.v1`, `${dir}/terminal.v1`] : [`${dir}/terminal.v1`]
+  const legacy = getLegacyTerminalStorageKeys(dir, legacySessionID)
 
   const numberFromTitle = (title: string) => {
     const match = title.match(/^Terminal (\d+)$/)
@@ -235,8 +244,9 @@ export const { use: useTerminal, provider: TerminalProvider } = createSimpleCont
       }
     }
 
-    const load = (dir: string, session?: string) => {
+    const loadWorkspace = (dir: string, legacySessionID?: string) => {
-      const key = `${dir}:${WORKSPACE_KEY}`
+      // Terminals are workspace-scoped so tabs persist while switching sessions in the same directory.
+      const key = getWorkspaceTerminalCacheKey(dir)
       const existing = cache.get(key)
       if (existing) {
         cache.delete(key)
@@ -245,7 +255,7 @@ export const { use: useTerminal, provider: TerminalProvider } = createSimpleCont
       }
 
       const entry = createRoot((dispose) => ({
-        value: createTerminalSession(sdk, dir, session),
+        value: createWorkspaceTerminalSession(sdk, dir, legacySessionID),
         dispose,
       }))
 
@@ -254,7 +264,7 @@ export const { use: useTerminal, provider: TerminalProvider } = createSimpleCont
       return entry.value
     }
 
-    const workspace = createMemo(() => load(params.dir!, params.id))
+    const workspace = createMemo(() => loadWorkspace(params.dir!, params.id))
 
     return {
       ready: () => workspace().ready(),

packages/app/src/i18n/ar.ts

@@ -28,8 +28,8 @@ export const dict = {
   "command.settings.open": "فتح الإعدادات",
   "command.session.previous": "الجلسة السابقة",
   "command.session.next": "الجلسة التالية",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "الجلسة غير المقروءة السابقة",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "الجلسة غير المقروءة التالية",
   "command.session.archive": "أرشفة الجلسة",
 
   "command.palette": "لوحة الأوامر",

packages/app/src/i18n/br.ts

@@ -28,8 +28,8 @@ export const dict = {
   "command.settings.open": "Abrir configurações",
   "command.session.previous": "Sessão anterior",
   "command.session.next": "Próxima sessão",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "Sessão não lida anterior",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "Próxima sessão não lida",
   "command.session.archive": "Arquivar sessão",
 
   "command.palette": "Paleta de comandos",

packages/app/src/i18n/da.ts

@@ -28,8 +28,8 @@ export const dict = {
   "command.settings.open": "Åbn indstillinger",
   "command.session.previous": "Forrige session",
   "command.session.next": "Næste session",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "Forrige ulæste session",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "Næste ulæste session",
   "command.session.archive": "Arkivér session",
 
   "command.palette": "Kommandopalette",

packages/app/src/i18n/de.ts

@@ -32,8 +32,8 @@ export const dict = {
   "command.settings.open": "Einstellungen öffnen",
   "command.session.previous": "Vorherige Sitzung",
   "command.session.next": "Nächste Sitzung",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "Vorherige ungelesene Sitzung",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "Nächste ungelesene Sitzung",
   "command.session.archive": "Sitzung archivieren",
 
   "command.palette": "Befehlspalette",
@@ -147,6 +147,44 @@ export const dict = {
   "provider.connect.toast.connected.title": "{{provider}} verbunden",
   "provider.connect.toast.connected.description": "{{provider}} Modelle sind jetzt verfügbar.",
 
+  "provider.custom.title": "Benutzerdefinierter Anbieter",
+  "provider.custom.description.prefix": "Konfigurieren Sie einen OpenAI-kompatiblen Anbieter. Siehe die ",
+  "provider.custom.description.link": "Anbieter-Konfigurationsdokumente",
+  "provider.custom.description.suffix": ".",
+  "provider.custom.field.providerID.label": "Anbieter-ID",
+  "provider.custom.field.providerID.placeholder": "myprovider",
+  "provider.custom.field.providerID.description": "Kleinbuchstaben, Zahlen, Bindestriche oder Unterstriche",
+  "provider.custom.field.name.label": "Anzeigename",
+  "provider.custom.field.name.placeholder": "Mein KI-Anbieter",
+  "provider.custom.field.baseURL.label": "Basis-URL",
+  "provider.custom.field.baseURL.placeholder": "https://api.myprovider.com/v1",
+  "provider.custom.field.apiKey.label": "API-Schlüssel",
+  "provider.custom.field.apiKey.placeholder": "API-Schlüssel",
+  "provider.custom.field.apiKey.description":
+    "Optional. Leer lassen, wenn Sie die Authentifizierung über Header verwalten.",
+  "provider.custom.models.label": "Modelle",
+  "provider.custom.models.id.label": "ID",
+  "provider.custom.models.id.placeholder": "model-id",
+  "provider.custom.models.name.label": "Name",
+  "provider.custom.models.name.placeholder": "Anzeigename",
+  "provider.custom.models.remove": "Modell entfernen",
+  "provider.custom.models.add": "Modell hinzufügen",
+  "provider.custom.headers.label": "Header (optional)",
+  "provider.custom.headers.key.label": "Header",
+  "provider.custom.headers.key.placeholder": "Header-Name",
+  "provider.custom.headers.value.label": "Wert",
+  "provider.custom.headers.value.placeholder": "wert",
+  "provider.custom.headers.remove": "Header entfernen",
+  "provider.custom.headers.add": "Header hinzufügen",
+  "provider.custom.error.providerID.required": "Anbieter-ID ist erforderlich",
+  "provider.custom.error.providerID.format": "Verwenden Sie Kleinbuchstaben, Zahlen, Bindestriche oder Unterstriche",
+  "provider.custom.error.providerID.exists": "Diese Anbieter-ID existiert bereits",
+  "provider.custom.error.name.required": "Anzeigename ist erforderlich",
+  "provider.custom.error.baseURL.required": "Basis-URL ist erforderlich",
+  "provider.custom.error.baseURL.format": "Muss mit http:// oder https:// beginnen",
+  "provider.custom.error.required": "Erforderlich",
+  "provider.custom.error.duplicate": "Duplikat",
+
   "provider.disconnect.toast.disconnected.title": "{{provider}} getrennt",
   "provider.disconnect.toast.disconnected.description": "Die {{provider}}-Modelle sind nicht mehr verfügbar.",
   "model.tag.free": "Kostenlos",
@@ -380,6 +418,7 @@ export const dict = {
     "Wurzelelement nicht gefunden. Haben Sie vergessen, es in Ihre index.html aufzunehmen? Oder wurde das id-Attribut falsch geschrieben?",
 
   "error.globalSync.connectFailed": "Verbindung zum Server fehlgeschlagen. Läuft ein Server unter `{{url}}`?",
+  "directory.error.invalidUrl": "Ungültiges Verzeichnis in der URL.",
 
   "error.chain.unknown": "Unbekannter Fehler",
   "error.chain.causedBy": "Verursacht durch:",

packages/app/src/i18n/en.ts

@@ -149,6 +149,43 @@ export const dict = {
   "provider.connect.toast.connected.title": "{{provider}} connected",
   "provider.connect.toast.connected.description": "{{provider}} models are now available to use.",
 
+  "provider.custom.title": "Custom provider",
+  "provider.custom.description.prefix": "Configure an OpenAI-compatible provider. See the ",
+  "provider.custom.description.link": "provider config docs",
+  "provider.custom.description.suffix": ".",
+  "provider.custom.field.providerID.label": "Provider ID",
+  "provider.custom.field.providerID.placeholder": "myprovider",
+  "provider.custom.field.providerID.description": "Lowercase letters, numbers, hyphens, or underscores",
+  "provider.custom.field.name.label": "Display name",
+  "provider.custom.field.name.placeholder": "My AI Provider",
+  "provider.custom.field.baseURL.label": "Base URL",
+  "provider.custom.field.baseURL.placeholder": "https://api.myprovider.com/v1",
+  "provider.custom.field.apiKey.label": "API key",
+  "provider.custom.field.apiKey.placeholder": "API key",
+  "provider.custom.field.apiKey.description": "Optional. Leave empty if you manage auth via headers.",
+  "provider.custom.models.label": "Models",
+  "provider.custom.models.id.label": "ID",
+  "provider.custom.models.id.placeholder": "model-id",
+  "provider.custom.models.name.label": "Name",
+  "provider.custom.models.name.placeholder": "Display Name",
+  "provider.custom.models.remove": "Remove model",
+  "provider.custom.models.add": "Add model",
+  "provider.custom.headers.label": "Headers (optional)",
+  "provider.custom.headers.key.label": "Header",
+  "provider.custom.headers.key.placeholder": "Header-Name",
+  "provider.custom.headers.value.label": "Value",
+  "provider.custom.headers.value.placeholder": "value",
+  "provider.custom.headers.remove": "Remove header",
+  "provider.custom.headers.add": "Add header",
+  "provider.custom.error.providerID.required": "Provider ID is required",
+  "provider.custom.error.providerID.format": "Use lowercase letters, numbers, hyphens, or underscores",
+  "provider.custom.error.providerID.exists": "That provider ID already exists",
+  "provider.custom.error.name.required": "Display name is required",
+  "provider.custom.error.baseURL.required": "Base URL is required",
+  "provider.custom.error.baseURL.format": "Must start with http:// or https://",
+  "provider.custom.error.required": "Required",
+  "provider.custom.error.duplicate": "Duplicate",
+
   "provider.disconnect.toast.disconnected.title": "{{provider}} disconnected",
   "provider.disconnect.toast.disconnected.description": "{{provider}} models are no longer available.",
 
@@ -404,6 +441,7 @@ export const dict = {
     "Root element not found. Did you forget to add it to your index.html? Or maybe the id attribute got misspelled?",
 
   "error.globalSync.connectFailed": "Could not connect to server. Is there a server running at `{{url}}`?",
+  "directory.error.invalidUrl": "Invalid directory in URL.",
 
   "error.chain.unknown": "Unknown error",
   "error.chain.causedBy": "Caused by:",

packages/app/src/i18n/es.ts

@@ -28,8 +28,8 @@ export const dict = {
   "command.settings.open": "Abrir ajustes",
   "command.session.previous": "Sesión anterior",
   "command.session.next": "Siguiente sesión",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "Sesión no leída anterior",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "Siguiente sesión no leída",
   "command.session.archive": "Archivar sesión",
 
   "command.palette": "Paleta de comandos",

packages/app/src/i18n/fr.ts

@@ -28,8 +28,8 @@ export const dict = {
   "command.settings.open": "Ouvrir les paramètres",
   "command.session.previous": "Session précédente",
   "command.session.next": "Session suivante",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "Session non lue précédente",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "Session non lue suivante",
   "command.session.archive": "Archiver la session",
 
   "command.palette": "Palette de commandes",

packages/app/src/i18n/ja.ts

@@ -28,8 +28,8 @@ export const dict = {
   "command.settings.open": "設定を開く",
   "command.session.previous": "前のセッション",
   "command.session.next": "次のセッション",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "前の未読セッション",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "次の未読セッション",
   "command.session.archive": "セッションをアーカイブ",
 
   "command.palette": "コマンドパレット",

packages/app/src/i18n/ko.ts

@@ -32,8 +32,8 @@ export const dict = {
   "command.settings.open": "설정 열기",
   "command.session.previous": "이전 세션",
   "command.session.next": "다음 세션",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "이전 읽지 않은 세션",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "다음 읽지 않은 세션",
   "command.session.archive": "세션 보관",
 
   "command.palette": "명령 팔레트",

packages/app/src/i18n/no.ts

@@ -31,8 +31,8 @@ export const dict = {
   "command.settings.open": "Åpne innstillinger",
   "command.session.previous": "Forrige sesjon",
   "command.session.next": "Neste sesjon",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "Forrige uleste økt",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "Neste uleste økt",
   "command.session.archive": "Arkiver sesjon",
 
   "command.palette": "Kommandopalett",

packages/app/src/i18n/parity.test.ts

@@ -0,0 +1,31 @@
+import { describe, expect, test } from "bun:test"
+import { dict as en } from "./en"
+import { dict as ar } from "./ar"
+import { dict as br } from "./br"
+import { dict as bs } from "./bs"
+import { dict as da } from "./da"
+import { dict as de } from "./de"
+import { dict as es } from "./es"
+import { dict as fr } from "./fr"
+import { dict as ja } from "./ja"
+import { dict as ko } from "./ko"
+import { dict as no } from "./no"
+import { dict as pl } from "./pl"
+import { dict as ru } from "./ru"
+import { dict as th } from "./th"
+import { dict as zh } from "./zh"
+import { dict as zht } from "./zht"
+
+const locales = [ar, br, bs, da, de, es, fr, ja, ko, no, pl, ru, th, zh, zht]
+const keys = ["command.session.previous.unseen", "command.session.next.unseen"] as const
+
+describe("i18n parity", () => {
+  test("non-English locales translate targeted unseen session keys", () => {
+    for (const locale of locales) {
+      for (const key of keys) {
+        expect(locale[key]).toBeDefined()
+        expect(locale[key]).not.toBe(en[key])
+      }
+    }
+  })
+})

packages/app/src/i18n/pl.ts

@@ -28,8 +28,8 @@ export const dict = {
   "command.settings.open": "Otwórz ustawienia",
   "command.session.previous": "Poprzednia sesja",
   "command.session.next": "Następna sesja",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "Poprzednia nieprzeczytana sesja",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "Następna nieprzeczytana sesja",
   "command.session.archive": "Zarchiwizuj sesję",
 
   "command.palette": "Paleta poleceń",

packages/app/src/i18n/ru.ts

@@ -28,8 +28,8 @@ export const dict = {
   "command.settings.open": "Открыть настройки",
   "command.session.previous": "Предыдущая сессия",
   "command.session.next": "Следующая сессия",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "Предыдущая непрочитанная сессия",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "Следующая непрочитанная сессия",
   "command.session.archive": "Архивировать сессию",
 
   "command.palette": "Палитра команд",

packages/app/src/i18n/th.ts

@@ -28,8 +28,8 @@ export const dict = {
   "command.settings.open": "เปิดการตั้งค่า",
   "command.session.previous": "เซสชันก่อนหน้า",
   "command.session.next": "เซสชันถัดไป",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "เซสชันที่ยังไม่ได้อ่านก่อนหน้า",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "เซสชันที่ยังไม่ได้อ่านถัดไป",
   "command.session.archive": "จัดเก็บเซสชัน",
 
   "command.palette": "คำสั่งค้นหา",

packages/app/src/i18n/zh.ts

@@ -32,8 +32,8 @@ export const dict = {
   "command.settings.open": "打开设置",
   "command.session.previous": "上一个会话",
   "command.session.next": "下一个会话",
-  "command.session.previous.unseen": "Previous unread session",
+  "command.session.previous.unseen": "上一个未读会话",
-  "command.session.next.unseen": "Next unread session",
+  "command.session.next.unseen": "下一个未读会话",
   "command.session.archive": "归档会话",
 
   "command.palette": "命令面板",
@@ -147,6 +147,43 @@ export const dict = {
   "provider.connect.toast.connected.title": "{{provider}} 已连接",
   "provider.connect.toast.connected.description": "现在可以使用 {{provider}} 模型了。",
 
+  "provider.custom.title": "自定义提供商",
+  "provider.custom.description.prefix": "配置与 OpenAI 兼容的提供商。请查看",
+  "provider.custom.description.link": "提供商配置文档",
+  "provider.custom.description.suffix": "。",
+  "provider.custom.field.providerID.label": "提供商 ID",
+  "provider.custom.field.providerID.placeholder": "myprovider",
+  "provider.custom.field.providerID.description": "使用小写字母、数字、连字符或下划线",
+  "provider.custom.field.name.label": "显示名称",
+  "provider.custom.field.name.placeholder": "我的 AI 提供商",
+  "provider.custom.field.baseURL.label": "基础 URL",
+  "provider.custom.field.baseURL.placeholder": "https://api.myprovider.com/v1",
+  "provider.custom.field.apiKey.label": "API 密钥",
+  "provider.custom.field.apiKey.placeholder": "API 密钥",
+  "provider.custom.field.apiKey.description": "可选。如果你通过请求头管理认证，可留空。",
+  "provider.custom.models.label": "模型",
+  "provider.custom.models.id.label": "ID",
+  "provider.custom.models.id.placeholder": "model-id",
+  "provider.custom.models.name.label": "名称",
+  "provider.custom.models.name.placeholder": "显示名称",
+  "provider.custom.models.remove": "移除模型",
+  "provider.custom.models.add": "添加模型",
+  "provider.custom.headers.label": "请求头（可选）",
+  "provider.custom.headers.key.label": "请求头",
+  "provider.custom.headers.key.placeholder": "Header-Name",
+  "provider.custom.headers.value.label": "值",
+  "provider.custom.headers.value.placeholder": "value",
+  "provider.custom.headers.remove": "移除请求头",
+  "provider.custom.headers.add": "添加请求头",
+  "provider.custom.error.providerID.required": "提供商 ID 为必填项",
+  "provider.custom.error.providerID.format": "请使用小写字母、数字、连字符或下划线",
+  "provider.custom.error.providerID.exists": "该提供商 ID 已存在",
+  "provider.custom.error.name.required": "显示名称为必填项",
+  "provider.custom.error.baseURL.required": "基础 URL 为必填项",
+  "provider.custom.error.baseURL.format": "必须以 http:// 或 https:// 开头",
+  "provider.custom.error.required": "必填",
+  "provider.custom.error.duplicate": "重复",
+
   "provider.disconnect.toast.disconnected.title": "{{provider}} 已断开连接",
   "provider.disconnect.toast.disconnected.description": "{{provider}} 模型已不再可用。",
   "model.tag.free": "免费",
@@ -380,6 +417,7 @@ export const dict = {
   "error.dev.rootNotFound": "未找到根元素。你是不是忘了把它添加到 index.html？或者 id 属性拼写错了？",
 
   "error.globalSync.connectFailed": "无法连接到服务器。是否有服务器正在 `{{url}}` 运行？",
+  "directory.error.invalidUrl": "URL 中的目录无效。",
 
   "error.chain.unknown": "未知错误",
   "error.chain.causedBy": "原因：",