Merge branch 'dev' into kit/effectify-command

Co-authored-by: Jaaneek <jankiewiczmilosz@gmail.com>

.github/workflows/test.yml

@@ -50,20 +50,17 @@ jobs:
 
   e2e:
     name: e2e (${{ matrix.settings.name }})
-    needs: unit
     strategy:
       fail-fast: false
       matrix:
         settings:
           - name: linux
             host: blacksmith-4vcpu-ubuntu-2404
-            playwright: bunx playwright install --with-deps
           - name: windows
             host: blacksmith-4vcpu-windows-2025
-            playwright: bunx playwright install
     runs-on: ${{ matrix.settings.host }}
     env:
-      PLAYWRIGHT_BROWSERS_PATH: 0
+      PLAYWRIGHT_BROWSERS_PATH: ${{ github.workspace }}/.playwright-browsers
     defaults:
       run:
         shell: bash
@@ -76,9 +73,28 @@ jobs:
       - name: Setup Bun
         uses: ./.github/actions/setup-bun
 
-      - name: Install Playwright browsers
+      - name: Read Playwright version
+        id: playwright-version
+        run: |
+          version=$(node -e 'console.log(require("./packages/app/package.json").devDependencies["@playwright/test"])')
+          echo "version=$version" >> "$GITHUB_OUTPUT"
+
+      - name: Cache Playwright browsers
+        id: playwright-cache
+        uses: actions/cache@v4
+        with:
+          path: ${{ github.workspace }}/.playwright-browsers
+          key: ${{ runner.os }}-${{ runner.arch }}-playwright-${{ steps.playwright-version.outputs.version }}-chromium
+
+      - name: Install Playwright system dependencies
+        if: runner.os == 'Linux'
         working-directory: packages/app
-        run: ${{ matrix.settings.playwright }}
+        run: bunx playwright install-deps chromium
+
+      - name: Install Playwright browsers
+        if: steps.playwright-cache.outputs.cache-hit != 'true'
+        working-directory: packages/app
+        run: bunx playwright install chromium
 
       - name: Run app e2e tests
         run: bun --cwd packages/app test:e2e:local

bun.lock

@@ -586,6 +586,8 @@
   ],
   "patchedDependencies": {
     "@openrouter/ai-sdk-provider@1.5.4": "patches/@openrouter%2Fai-sdk-provider@1.5.4.patch",
+    "solid-js@1.9.10": "patches/solid-js@1.9.10.patch",
+    "@ai-sdk/xai@2.0.51": "patches/@ai-sdk%2Fxai@2.0.51.patch",
     "@standard-community/standard-openapi@0.2.9": "patches/@standard-community%2Fstandard-openapi@0.2.9.patch",
   },
   "overrides": {

nix/hashes.json

@@ -1,8 +1,8 @@
 {
   "nodeModules": {
-    "x86_64-linux": "sha256-yfA50QKqylmaioxi+6d++W8Xv4Wix1hl3hEF6Zz7Ue0=",
-    "aarch64-linux": "sha256-b5sO7V+/zzJClHHKjkSz+9AUBYC8cb7S3m5ab1kpAyk=",
-    "aarch64-darwin": "sha256-V66nmRX6kAjrc41ARVeuTElWK7KD8qG/DVk9K7Fu+J8=",
-    "x86_64-darwin": "sha256-cFyh60WESiqZ5XWZi1+g3F/beSDL1+UPG8KhRivhK8w="
+    "x86_64-linux": "sha256-Gv0pHYCinlj0SQXRQ/a9ozYPxECwdrC99ssTzpeOr1I=",
+    "aarch64-linux": "sha256-WzVt5goOrxoGe26juzRf73PWPqwnB1URu2TYjxye/Aw=",
+    "aarch64-darwin": "sha256-18Nn0TR1wK2gRUF/FFP4vFMY/td49XkfjOwFbD5iJNc=",
+    "x86_64-darwin": "sha256-zk2yaulPzUUiCerCPJaCOCLhklXKMp9mSv7v0N8AMfA="
   }
 }

package.json

@@ -112,6 +112,8 @@
   },
   "patchedDependencies": {
     "@standard-community/standard-openapi@0.2.9": "patches/@standard-community%2Fstandard-openapi@0.2.9.patch",
-    "@openrouter/ai-sdk-provider@1.5.4": "patches/@openrouter%2Fai-sdk-provider@1.5.4.patch"
+    "@openrouter/ai-sdk-provider@1.5.4": "patches/@openrouter%2Fai-sdk-provider@1.5.4.patch",
+    "@ai-sdk/xai@2.0.51": "patches/@ai-sdk%2Fxai@2.0.51.patch",
+    "solid-js@1.9.10": "patches/solid-js@1.9.10.patch"
   }
 }

packages/app/e2e/actions.ts

@@ -9,6 +9,7 @@ import { createSdk, modKey, resolveDirectory, serverUrl } from "./utils"
 import {
   dropdownMenuTriggerSelector,
   dropdownMenuContentSelector,
+  projectSwitchSelector,
   projectMenuTriggerSelector,
   projectCloseMenuSelector,
   projectWorkspacesToggleSelector,
@@ -23,6 +24,16 @@ import {
   workspaceMenuTriggerSelector,
 } from "./selectors"
 
+const phase = new WeakMap<Page, "test" | "cleanup">()
+
+export function setHealthPhase(page: Page, value: "test" | "cleanup") {
+  phase.set(page, value)
+}
+
+export function healthPhase(page: Page) {
+  return phase.get(page) ?? "test"
+}
+
 export async function defocus(page: Page) {
   await page
     .evaluate(() => {
@@ -196,11 +207,51 @@ export async function closeDialog(page: Page, dialog: Locator) {
 }
 
 export async function isSidebarClosed(page: Page) {
-  const button = page.getByRole("button", { name: /toggle sidebar/i }).first()
-  await expect(button).toBeVisible()
+  const button = await waitSidebarButton(page, "isSidebarClosed")
   return (await button.getAttribute("aria-expanded")) !== "true"
 }
 
+async function errorBoundaryText(page: Page) {
+  const title = page.getByRole("heading", { name: /something went wrong/i }).first()
+  if (!(await title.isVisible().catch(() => false))) return
+
+  const description = await page
+    .getByText(/an error occurred while loading the application\./i)
+    .first()
+    .textContent()
+    .catch(() => "")
+  const detail = await page
+    .getByRole("textbox", { name: /error details/i })
+    .first()
+    .inputValue()
+    .catch(async () =>
+      (
+        (await page
+          .getByRole("textbox", { name: /error details/i })
+          .first()
+          .textContent()
+          .catch(() => "")) ?? ""
+      ).trim(),
+    )
+
+  return [title ? "Error boundary" : "", description ?? "", detail ?? ""].filter(Boolean).join("\n")
+}
+
+export async function assertHealthy(page: Page, context: string) {
+  const text = await errorBoundaryText(page)
+  if (!text) return
+  console.log(`[e2e:error-boundary][${context}]\n${text}`)
+  throw new Error(`Error boundary during ${context}\n${text}`)
+}
+
+async function waitSidebarButton(page: Page, context: string) {
+  const button = page.getByRole("button", { name: /toggle sidebar/i }).first()
+  const boundary = page.getByRole("heading", { name: /something went wrong/i }).first()
+  await button.or(boundary).first().waitFor({ state: "visible", timeout: 10_000 })
+  await assertHealthy(page, context)
+  return button
+}
+
 export async function toggleSidebar(page: Page) {
   await defocus(page)
   await page.keyboard.press(`${modKey}+B`)
@@ -209,7 +260,7 @@ export async function toggleSidebar(page: Page) {
 export async function openSidebar(page: Page) {
   if (!(await isSidebarClosed(page))) return
 
-  const button = page.getByRole("button", { name: /toggle sidebar/i }).first()
+  const button = await waitSidebarButton(page, "openSidebar")
   await button.click()
 
   const opened = await expect(button)
@@ -226,7 +277,7 @@ export async function openSidebar(page: Page) {
 export async function closeSidebar(page: Page) {
   if (await isSidebarClosed(page)) return
 
-  const button = page.getByRole("button", { name: /toggle sidebar/i }).first()
+  const button = await waitSidebarButton(page, "closeSidebar")
   await button.click()
 
   const closed = await expect(button)
@@ -241,6 +292,7 @@ export async function closeSidebar(page: Page) {
 }
 
 export async function openSettings(page: Page) {
+  await assertHealthy(page, "openSettings")
   await defocus(page)
 
   const dialog = page.getByRole("dialog")
@@ -253,6 +305,8 @@ export async function openSettings(page: Page) {
 
   if (opened) return dialog
 
+  await assertHealthy(page, "openSettings")
+
   await page.getByRole("button", { name: "Settings" }).first().click()
   await expect(dialog).toBeVisible()
   return dialog
@@ -314,10 +368,12 @@ export async function seedProjects(page: Page, input: { directory: string; extra
 
 export async function createTestProject() {
   const root = await fs.mkdtemp(path.join(os.tmpdir(), "opencode-e2e-project-"))
+  const id = `e2e-${path.basename(root)}`
 
-  await fs.writeFile(path.join(root, "README.md"), "# e2e\n")
+  await fs.writeFile(path.join(root, "README.md"), `# e2e\n\n${id}\n`)
 
   execSync("git init", { cwd: root, stdio: "ignore" })
+  await fs.writeFile(path.join(root, ".git", "opencode"), id)
   execSync("git config core.fsmonitor false", { cwd: root, stdio: "ignore" })
   execSync("git add -A", { cwd: root, stdio: "ignore" })
   execSync('git -c user.name="e2e" -c user.email="e2e@example.com" commit -m "init" --allow-empty', {
@@ -339,12 +395,24 @@ export function slugFromUrl(url: string) {
   return /\/([^/]+)\/session(?:[/?#]|$)/.exec(url)?.[1] ?? ""
 }
 
+async function probeSession(page: Page) {
+  return page
+    .evaluate(() => {
+      const win = window as E2EWindow
+      const current = win.__opencode_e2e?.model?.current
+      if (!current) return null
+      return { dir: current.dir, sessionID: current.sessionID }
+    })
+    .catch(() => null as { dir?: string; sessionID?: string } | null)
+}
+
 export async function waitSlug(page: Page, skip: string[] = []) {
   let prev = ""
   let next = ""
   await expect
     .poll(
-      () => {
+      async () => {
+        await assertHealthy(page, "waitSlug")
         const slug = slugFromUrl(page.url())
         if (!slug) return ""
         if (skip.includes(slug)) return ""
@@ -374,6 +442,7 @@ export async function waitDir(page: Page, directory: string) {
   await expect
     .poll(
       async () => {
+        await assertHealthy(page, "waitDir")
         const slug = slugFromUrl(page.url())
         if (!slug) return ""
         return resolveSlug(slug)
@@ -386,6 +455,69 @@ export async function waitDir(page: Page, directory: string) {
   return { directory: target, slug: base64Encode(target) }
 }
 
+export async function waitSession(page: Page, input: { directory: string; sessionID?: string }) {
+  const target = await resolveDirectory(input.directory)
+  await expect
+    .poll(
+      async () => {
+        await assertHealthy(page, "waitSession")
+        const slug = slugFromUrl(page.url())
+        if (!slug) return false
+        const resolved = await resolveSlug(slug).catch(() => undefined)
+        if (!resolved || resolved.directory !== target) return false
+        if (input.sessionID && sessionIDFromUrl(page.url()) !== input.sessionID) return false
+
+        const state = await probeSession(page)
+        if (input.sessionID && (!state || state.sessionID !== input.sessionID)) return false
+        if (state?.dir) {
+          const dir = await resolveDirectory(state.dir).catch(() => state.dir ?? "")
+          if (dir !== target) return false
+        }
+
+        return page
+          .locator(promptSelector)
+          .first()
+          .isVisible()
+          .catch(() => false)
+      },
+      { timeout: 45_000 },
+    )
+    .toBe(true)
+  return { directory: target, slug: base64Encode(target) }
+}
+
+export async function waitSessionSaved(directory: string, sessionID: string, timeout = 30_000) {
+  const sdk = createSdk(directory)
+  const target = await resolveDirectory(directory)
+
+  await expect
+    .poll(
+      async () => {
+        const data = await sdk.session
+          .get({ sessionID })
+          .then((x) => x.data)
+          .catch(() => undefined)
+        if (!data?.directory) return ""
+        return resolveDirectory(data.directory).catch(() => data.directory)
+      },
+      { timeout },
+    )
+    .toBe(target)
+
+  await expect
+    .poll(
+      async () => {
+        const items = await sdk.session
+          .messages({ sessionID, limit: 20 })
+          .then((x) => x.data ?? [])
+          .catch(() => [])
+        return items.some((item) => item.info.role === "user")
+      },
+      { timeout },
+    )
+    .toBe(true)
+}
+
 export function sessionIDFromUrl(url: string) {
   const match = /\/session\/([^/?#]+)/.exec(url)
   return match?.[1]
@@ -797,8 +929,14 @@ export async function openStatusPopover(page: Page) {
 }
 
 export async function openProjectMenu(page: Page, projectSlug: string) {
+  await openSidebar(page)
+  const item = page.locator(projectSwitchSelector(projectSlug)).first()
+  await expect(item).toBeVisible()
+  await item.hover()
+
   const trigger = page.locator(projectMenuTriggerSelector(projectSlug)).first()
   await expect(trigger).toHaveCount(1)
+  await expect(trigger).toBeVisible()
 
   const menu = page
     .locator(dropdownMenuContentSelector)
@@ -807,7 +945,7 @@ export async function openProjectMenu(page: Page, projectSlug: string) {
   const close = menu.locator(projectCloseMenuSelector(projectSlug)).first()
 
   const clicked = await trigger
-    .click({ timeout: 1500 })
+    .click({ force: true, timeout: 1500 })
     .then(() => true)
     .catch(() => false)
 

packages/app/e2e/fixtures.ts

@@ -1,7 +1,16 @@
 import { test as base, expect, type Page } from "@playwright/test"
 import type { E2EWindow } from "../src/testing/terminal"
-import { cleanupSession, cleanupTestProject, createTestProject, seedProjects, sessionIDFromUrl } from "./actions"
-import { promptSelector } from "./selectors"
+import {
+  healthPhase,
+  cleanupSession,
+  cleanupTestProject,
+  createTestProject,
+  setHealthPhase,
+  seedProjects,
+  sessionIDFromUrl,
+  waitSlug,
+  waitSession,
+} from "./actions"
 import { createSdk, dirSlug, getWorktree, sessionPath } from "./utils"
 
 export const settingsKey = "settings.v3"
@@ -27,6 +36,29 @@ type WorkerFixtures = {
 }
 
 export const test = base.extend<TestFixtures, WorkerFixtures>({
+  page: async ({ page }, use) => {
+    let boundary: string | undefined
+    setHealthPhase(page, "test")
+    const consoleHandler = (msg: { text(): string }) => {
+      const text = msg.text()
+      if (!text.includes("[e2e:error-boundary]")) return
+      if (healthPhase(page) === "cleanup") {
+        console.warn(`[e2e:error-boundary][cleanup-warning]\n${text}`)
+        return
+      }
+      boundary ||= text
+      console.log(text)
+    }
+    const pageErrorHandler = (err: Error) => {
+      console.log(`[e2e:pageerror] ${err.stack || err.message}`)
+    }
+    page.on("console", consoleHandler)
+    page.on("pageerror", pageErrorHandler)
+    await use(page)
+    page.off("console", consoleHandler)
+    page.off("pageerror", pageErrorHandler)
+    if (boundary) throw new Error(boundary)
+  },
   directory: [
     async ({}, use) => {
       const directory = await getWorktree()
@@ -48,21 +80,20 @@ export const test = base.extend<TestFixtures, WorkerFixtures>({
 
     const gotoSession = async (sessionID?: string) => {
       await page.goto(sessionPath(directory, sessionID))
-      await expect(page.locator(promptSelector)).toBeVisible()
+      await waitSession(page, { directory, sessionID })
     }
     await use(gotoSession)
   },
   withProject: async ({ page }, use) => {
     await use(async (callback, options) => {
       const root = await createTestProject()
-      const slug = dirSlug(root)
       const sessions = new Map<string, string>()
       const dirs = new Set<string>()
       await seedStorage(page, { directory: root, extra: options?.extra })
 
       const gotoSession = async (sessionID?: string) => {
         await page.goto(sessionPath(root, sessionID))
-        await expect(page.locator(promptSelector)).toBeVisible()
+        await waitSession(page, { directory: root, sessionID })
         const current = sessionIDFromUrl(page.url())
         if (current) trackSession(current)
       }
@@ -77,13 +108,16 @@ export const test = base.extend<TestFixtures, WorkerFixtures>({
 
       try {
         await gotoSession()
+        const slug = await waitSlug(page)
         return await callback({ directory: root, slug, gotoSession, trackSession, trackDirectory })
       } finally {
+        setHealthPhase(page, "cleanup")
         await Promise.allSettled(
           Array.from(sessions, ([sessionID, directory]) => cleanupSession({ sessionID, directory })),
         )
         await Promise.allSettled(Array.from(dirs, (directory) => cleanupTestProject(directory)))
         await cleanupTestProject(root)
+        setHealthPhase(page, "test")
       }
     })
   },

packages/app/e2e/projects/projects-switch.spec.ts

@@ -1,5 +1,4 @@
 import { base64Decode } from "@opencode-ai/util/encode"
-import type { Page } from "@playwright/test"
 import { test, expect } from "../fixtures"
 import {
   defocus,
@@ -7,43 +6,14 @@ import {
   cleanupTestProject,
   openSidebar,
   sessionIDFromUrl,
-  waitDir,
+  setWorkspacesEnabled,
+  waitSession,
+  waitSessionSaved,
   waitSlug,
 } from "../actions"
 import { projectSwitchSelector, promptSelector, workspaceItemSelector, workspaceNewSessionSelector } from "../selectors"
 import { dirSlug, resolveDirectory } from "../utils"
 
-async function workspaces(page: Page, directory: string, enabled: boolean) {
-  await page.evaluate(
-    ({ directory, enabled }: { directory: string; enabled: boolean }) => {
-      const key = "opencode.global.dat:layout"
-      const raw = localStorage.getItem(key)
-      const data = raw ? JSON.parse(raw) : {}
-      const sidebar = data.sidebar && typeof data.sidebar === "object" ? data.sidebar : {}
-      const current =
-        sidebar.workspaces && typeof sidebar.workspaces === "object" && !Array.isArray(sidebar.workspaces)
-          ? sidebar.workspaces
-          : {}
-      const next = { ...current }
-
-      if (enabled) next[directory] = true
-      if (!enabled) delete next[directory]
-
-      localStorage.setItem(
-        key,
-        JSON.stringify({
-          ...data,
-          sidebar: {
-            ...sidebar,
-            workspaces: next,
-          },
-        }),
-      )
-    },
-    { directory, enabled },
-  )
-}
-
 test("can switch between projects from sidebar", async ({ page, withProject }) => {
   await page.setViewportSize({ width: 1400, height: 800 })
 
@@ -84,9 +54,7 @@ test("switching back to a project opens the latest workspace session", async ({
     await withProject(
       async ({ directory, slug, trackSession, trackDirectory }) => {
         await defocus(page)
-        await workspaces(page, directory, true)
-        await page.reload()
-        await expect(page.locator(promptSelector)).toBeVisible()
+        await setWorkspacesEnabled(page, slug, true)
         await openSidebar(page)
         await expect(page.getByRole("button", { name: "New workspace" }).first()).toBeVisible()
 
@@ -108,8 +76,7 @@ test("switching back to a project opens the latest workspace session", async ({
         await expect(btn).toBeVisible()
         await btn.click({ force: true })
 
-        await waitSlug(page)
-        await waitDir(page, space)
+        await waitSession(page, { directory: space })
 
         // Create a session by sending a prompt
         const prompt = page.locator(promptSelector)
@@ -123,6 +90,7 @@ test("switching back to a project opens the latest workspace session", async ({
         const created = sessionIDFromUrl(page.url())
         if (!created) throw new Error(`Failed to get session ID from url: ${page.url()}`)
         trackSession(created, space)
+        await waitSessionSaved(space, created)
 
         await expect(page).toHaveURL(new RegExp(`/${next}/session/${created}(?:[/?#]|$)`))
 
@@ -130,15 +98,14 @@ test("switching back to a project opens the latest workspace session", async ({
 
         const otherButton = page.locator(projectSwitchSelector(otherSlug)).first()
         await expect(otherButton).toBeVisible()
-        await otherButton.click()
-        await expect(page).toHaveURL(new RegExp(`/${otherSlug}/session`))
+        await otherButton.click({ force: true })
+        await waitSession(page, { directory: other })
 
         const rootButton = page.locator(projectSwitchSelector(slug)).first()
         await expect(rootButton).toBeVisible()
-        await rootButton.click()
+        await rootButton.click({ force: true })
 
-        await waitDir(page, space)
-        await expect.poll(() => sessionIDFromUrl(page.url()) ?? "").toBe(created)
+        await waitSession(page, { directory: space, sessionID: created })
         await expect(page).toHaveURL(new RegExp(`/session/${created}(?:[/?#]|$)`))
       },
       { extra: [other] },

packages/app/e2e/projects/workspace-new-session.spec.ts

@@ -1,6 +1,15 @@
 import type { Page } from "@playwright/test"
 import { test, expect } from "../fixtures"
-import { openSidebar, resolveSlug, sessionIDFromUrl, setWorkspacesEnabled, waitDir, waitSlug } from "../actions"
+import {
+  openSidebar,
+  resolveSlug,
+  sessionIDFromUrl,
+  setWorkspacesEnabled,
+  waitDir,
+  waitSession,
+  waitSessionSaved,
+  waitSlug,
+} from "../actions"
 import { promptSelector, workspaceItemSelector, workspaceNewSessionSelector } from "../selectors"
 import { createSdk } from "../utils"
 
@@ -14,20 +23,7 @@ function button(space: { slug: string; raw: string }) {
 
 async function waitWorkspaceReady(page: Page, space: { slug: string; raw: string }) {
   await openSidebar(page)
-  await expect
-    .poll(
-      async () => {
-        const row = page.locator(item(space)).first()
-        try {
-          await row.hover({ timeout: 500 })
-          return true
-        } catch {
-          return false
-        }
-      },
-      { timeout: 60_000 },
-    )
-    .toBe(true)
+  await expect(page.locator(item(space)).first()).toBeVisible({ timeout: 60_000 })
 }
 
 async function createWorkspace(page: Page, root: string, seen: string[]) {
@@ -49,7 +45,8 @@ async function openWorkspaceNewSession(page: Page, space: { slug: string; raw: s
   await expect(next).toBeVisible()
   await next.click({ force: true })
 
-  return waitDir(page, space.directory)
+  await waitSession(page, { directory: space.directory })
+  await expect.poll(() => sessionIDFromUrl(page.url()) ?? "").toBe("")
 }
 
 async function createSessionFromWorkspace(
@@ -57,39 +54,28 @@ async function createSessionFromWorkspace(
   space: { slug: string; raw: string; directory: string },
   text: string,
 ) {
-  const next = await openWorkspaceNewSession(page, space)
+  await openWorkspaceNewSession(page, space)
 
   const prompt = page.locator(promptSelector)
   await expect(prompt).toBeVisible()
-  await expect(prompt).toBeEditable()
-  await prompt.click()
-  await expect(prompt).toBeFocused()
   await prompt.fill(text)
-  await expect.poll(async () => ((await prompt.textContent()) ?? "").trim()).toContain(text)
-  await prompt.press("Enter")
-
-  await waitDir(page, next.directory)
-  await expect.poll(() => sessionIDFromUrl(page.url()) ?? "", { timeout: 30_000 }).not.toBe("")
+  await page.keyboard.press("Enter")
 
+  await expect.poll(() => sessionIDFromUrl(page.url()) ?? "", { timeout: 15_000 }).not.toBe("")
   const sessionID = sessionIDFromUrl(page.url())
   if (!sessionID) throw new Error(`Failed to parse session id from url: ${page.url()}`)
-  await expect(page).toHaveURL(new RegExp(`/session/${sessionID}(?:[/?#]|$)`))
-  return { sessionID, slug: next.slug }
-}
 
-async function sessionDirectory(directory: string, sessionID: string) {
-  const info = await createSdk(directory)
-    .session.get({ sessionID })
-    .then((x) => x.data)
+  await waitSessionSaved(space.directory, sessionID)
+  await createSdk(space.directory)
+    .session.abort({ sessionID })
     .catch(() => undefined)
-  if (!info) return ""
-  return info.directory
+  return sessionID
 }
 
 test("new sessions from sidebar workspace actions stay in selected workspace", async ({ page, withProject }) => {
   await page.setViewportSize({ width: 1400, height: 800 })
 
-  await withProject(async ({ directory, slug: root, trackSession, trackDirectory }) => {
+  await withProject(async ({ slug: root, trackDirectory, trackSession }) => {
     await openSidebar(page)
     await setWorkspacesEnabled(page, root, true)
 
@@ -101,17 +87,8 @@ test("new sessions from sidebar workspace actions stay in selected workspace", a
     trackDirectory(second.directory)
     await waitWorkspaceReady(page, second)
 
-    const firstSession = await createSessionFromWorkspace(page, first.slug, `workspace one ${Date.now()}`)
-    trackSession(firstSession.sessionID, first.directory)
-
-    const secondSession = await createSessionFromWorkspace(page, second.slug, `workspace two ${Date.now()}`)
-    trackSession(secondSession.sessionID, second.directory)
-
-    const thirdSession = await createSessionFromWorkspace(page, first.slug, `workspace one again ${Date.now()}`)
-    trackSession(thirdSession.sessionID, first.directory)
-
-    await expect.poll(() => sessionDirectory(first.directory, firstSession.sessionID)).toBe(first.directory)
-    await expect.poll(() => sessionDirectory(second.directory, secondSession.sessionID)).toBe(second.directory)
-    await expect.poll(() => sessionDirectory(first.directory, thirdSession.sessionID)).toBe(first.directory)
+    trackSession(await createSessionFromWorkspace(page, first, `workspace one ${Date.now()}`), first.directory)
+    trackSession(await createSessionFromWorkspace(page, second, `workspace two ${Date.now()}`), second.directory)
+    trackSession(await createSessionFromWorkspace(page, first, `workspace one again ${Date.now()}`), first.directory)
   })
 })

packages/app/e2e/session/session-model-persistence.spec.ts

@@ -1,6 +1,14 @@
 import type { Locator, Page } from "@playwright/test"
 import { test, expect } from "../fixtures"
-import { openSidebar, resolveSlug, sessionIDFromUrl, setWorkspacesEnabled, waitSessionIdle, waitSlug } from "../actions"
+import {
+  openSidebar,
+  resolveSlug,
+  sessionIDFromUrl,
+  setWorkspacesEnabled,
+  waitSession,
+  waitSessionIdle,
+  waitSlug,
+} from "../actions"
 import {
   promptAgentSelector,
   promptModelSelector,
@@ -29,8 +37,6 @@ const text = async (locator: Locator) => ((await locator.textContent()) ?? "").t
 
 const modelKey = (state: Probe | null) => (state?.model ? `${state.model.providerID}:${state.model.modelID}` : null)
 
-const dirKey = (state: Probe | null) => state?.dir ?? ""
-
 async function probe(page: Page): Promise<Probe | null> {
   return page.evaluate(() => {
     const win = window as Window & {
@@ -44,21 +50,6 @@ async function probe(page: Page): Promise<Probe | null> {
   })
 }
 
-async function currentDir(page: Page) {
-  let hit = ""
-  await expect
-    .poll(
-      async () => {
-        const next = dirKey(await probe(page))
-        if (next) hit = next
-        return next
-      },
-      { timeout: 30_000 },
-    )
-    .not.toBe("")
-  return hit
-}
-
 async function read(page: Page): Promise<Footer> {
   return {
     agent: await text(page.locator(`${promptAgentSelector} [data-slot="select-select-trigger-value"]`).first()),
@@ -187,8 +178,7 @@ async function chooseOtherModel(page: Page): Promise<Footer> {
 
 async function goto(page: Page, directory: string, sessionID?: string) {
   await page.goto(sessionPath(directory, sessionID))
-  await expect(page.locator(promptSelector)).toBeVisible()
-  await expect.poll(async () => dirKey(await probe(page)), { timeout: 30_000 }).toBe(directory)
+  await waitSession(page, { directory, sessionID })
 }
 
 async function submit(page: Page, value: string) {
@@ -224,7 +214,7 @@ async function createWorkspace(page: Page, root: string, seen: string[]) {
   await page.getByRole("button", { name: "New workspace" }).first().click()
 
   const next = await resolveSlug(await waitSlug(page, [root, ...seen]))
-  await expect(page).toHaveURL(new RegExp(`/${next.slug}/session(?:[/?#]|$)`))
+  await waitSession(page, { directory: next.directory })
   return next
 }
 
@@ -256,9 +246,7 @@ async function newWorkspaceSession(page: Page, slug: string) {
   await button.click({ force: true })
 
   const next = await resolveSlug(await waitSlug(page))
-  await expect(page).toHaveURL(new RegExp(`/${next.slug}/session(?:[/?#]|$)`))
-  await expect(page.locator(promptSelector)).toBeVisible()
-  return currentDir(page)
+  return waitSession(page, { directory: next.directory }).then((item) => item.directory)
 }
 
 test("session model and variant restore per session without leaking into new sessions", async ({
@@ -277,7 +265,7 @@ test("session model and variant restore per session without leaking into new ses
     await waitUser(directory, first)
 
     await page.reload()
-    await expect(page.locator(promptSelector)).toBeVisible()
+    await waitSession(page, { directory, sessionID: first })
     await waitFooter(page, firstState)
 
     await gotoSession()

packages/app/src/context/global-sync.tsx

@@ -378,6 +378,7 @@ function createGlobalSync() {
       return globalStore.error
     },
     child: children.child,
+    peek: children.peek,
     bootstrap,
     updateConfig,
     project: projectApi,

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

@@ -226,6 +226,15 @@ export function createChildStoreManager(input: {
     return childStore
   }
 
+  function peek(directory: string, options: ChildOptions = {}) {
+    const childStore = ensureChild(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)
@@ -256,6 +265,7 @@ export function createChildStoreManager(input: {
     children,
     ensureChild,
     child,
+    peek,
     projectMeta,
     projectIcon,
     mark,

packages/app/src/pages/error.tsx

@@ -1,11 +1,12 @@
 import { TextField } from "@opencode-ai/ui/text-field"
 import { Logo } from "@opencode-ai/ui/logo"
 import { Button } from "@opencode-ai/ui/button"
-import { Component, Show } from "solid-js"
+import { Component, Show, onMount } from "solid-js"
 import { createStore } from "solid-js/store"
 import { usePlatform } from "@/context/platform"
 import { useLanguage } from "@/context/language"
 import { Icon } from "@opencode-ai/ui/icon"
+import type { E2EWindow } from "@/testing/terminal"
 
 export type InitError = {
   name: string
@@ -226,6 +227,13 @@ export const ErrorPage: Component<ErrorPageProps> = (props) => {
     actionError: undefined as string | undefined,
   })
 
+  onMount(() => {
+    const win = window as E2EWindow
+    if (!win.__opencode_e2e) return
+    const detail = formatError(props.error, language.t)
+    console.error(`[e2e:error-boundary] ${window.location.pathname}\n${detail}`)
+  })
+
   async function checkForUpdates() {
     if (!platform.checkUpdate) return
     setStore("checking", true)

packages/app/src/pages/layout.tsx

@@ -129,6 +129,16 @@ export default function Layout(props: ParentProps) {
   const theme = useTheme()
   const language = useLanguage()
   const initialDirectory = decode64(params.dir)
+  const route = createMemo(() => {
+    const slug = params.dir
+    if (!slug) return { slug, dir: "" }
+    const dir = decode64(slug)
+    if (!dir) return { slug, dir: "" }
+    return {
+      slug,
+      dir: globalSync.peek(dir, { bootstrap: false })[0].path.directory || dir,
+    }
+  })
   const availableThemeEntries = createMemo(() => Object.entries(theme.themes()))
   const colorSchemeOrder: ColorScheme[] = ["system", "light", "dark"]
   const colorSchemeKey: Record<ColorScheme, "theme.scheme.system" | "theme.scheme.light" | "theme.scheme.dark"> = {
@@ -137,7 +147,7 @@ export default function Layout(props: ParentProps) {
     dark: "theme.scheme.dark",
   }
   const colorSchemeLabel = (scheme: ColorScheme) => language.t(colorSchemeKey[scheme])
-  const currentDir = createMemo(() => decode64(params.dir) ?? "")
+  const currentDir = createMemo(() => route().dir)
 
   const [state, setState] = createStore({
     autoselect: !initialDirectory,
@@ -484,8 +494,8 @@ export default function Layout(props: ParentProps) {
         }
 
         const currentSession = params.id
-        if (directory === currentDir() && props.sessionID === currentSession) return
-        if (directory === currentDir() && session?.parentID === currentSession) return
+        if (workspaceKey(directory) === workspaceKey(currentDir()) && props.sessionID === currentSession) return
+        if (workspaceKey(directory) === workspaceKey(currentDir()) && session?.parentID === currentSession) return
 
         dismissSessionAlert(sessionKey)
 
@@ -620,7 +630,7 @@ export default function Layout(props: ParentProps) {
     const activeDir = currentDir()
     return workspaceIds(project).filter((directory) => {
       const expanded = store.workspaceExpanded[directory] ?? directory === project.worktree
-      const active = directory === activeDir
+      const active = workspaceKey(directory) === workspaceKey(activeDir)
       return expanded || active
     })
   })
@@ -687,7 +697,7 @@ export default function Layout(props: ParentProps) {
       seen: lru,
       keep: sessionID,
       limit: PREFETCH_MAX_SESSIONS_PER_DIR,
-      preserve: directory === params.dir && params.id ? [params.id] : undefined,
+      preserve: params.id && workspaceKey(directory) === workspaceKey(currentDir()) ? [params.id] : undefined,
     })
   }
 
@@ -700,7 +710,7 @@ export default function Layout(props: ParentProps) {
   })
 
   createEffect(() => {
-    params.dir
+    route()
     globalSDK.url
 
     prefetchToken.value += 1
@@ -1692,13 +1702,10 @@ export default function Layout(props: ParentProps) {
   createEffect(
     on(
       () => {
-        const dir = params.dir
-        const directory = dir ? decode64(dir) : undefined
-        const resolved = directory ? globalSync.child(directory, { bootstrap: false })[0].path.directory : ""
-        return [pageReady(), dir, params.id, currentProject()?.worktree, directory, resolved] as const
+        return [pageReady(), route().slug, params.id, currentProject()?.worktree, currentDir()] as const
       },
-      ([ready, dir, id, root, directory, resolved]) => {
-        if (!ready || !dir || !directory) {
+      ([ready, slug, id, root, dir]) => {
+        if (!ready || !slug || !dir) {
           activeRoute.session = ""
           activeRoute.sessionProject = ""
           activeRoute.directory = ""
@@ -1712,29 +1719,28 @@ export default function Layout(props: ParentProps) {
           return
         }
 
-        const next = resolved || directory
-        const session = `${dir}/${id}`
+        const session = `${slug}/${id}`
 
         if (!root) {
           activeRoute.session = session
-          activeRoute.directory = next
+          activeRoute.directory = dir
           activeRoute.sessionProject = ""
           return
         }
 
         if (server.projects.last() !== root) server.projects.touch(root)
 
-        const changed = session !== activeRoute.session || next !== activeRoute.directory
+        const changed = session !== activeRoute.session || dir !== activeRoute.directory
         if (changed) {
           activeRoute.session = session
-          activeRoute.directory = next
-          activeRoute.sessionProject = syncSessionRoute(next, id, root)
+          activeRoute.directory = dir
+          activeRoute.sessionProject = syncSessionRoute(dir, id, root)
           return
         }
 
         if (root === activeRoute.sessionProject) return
-        activeRoute.directory = next
-        activeRoute.sessionProject = rememberSessionRoute(next, id, root)
+        activeRoute.directory = dir
+        activeRoute.sessionProject = rememberSessionRoute(dir, id, root)
       },
     ),
   )
@@ -1927,6 +1933,7 @@ export default function Layout(props: ParentProps) {
 
   const projectSidebarCtx: ProjectSidebarContext = {
     currentDir,
+    currentProject,
     sidebarOpened: () => layout.sidebar.opened(),
     sidebarHovering,
     hoverProject: () => state.hoverProject,

packages/app/src/pages/layout/helpers.ts

@@ -40,10 +40,10 @@ export const latestRootSession = (stores: SessionStore[], now: number) =>
   stores.flatMap(roots).sort(sortSessions(now))[0]
 
 export function hasProjectPermissions<T>(
-  request: Record<string, T[] | undefined>,
+  request: Record<string, T[] | undefined> | undefined,
   include: (item: T) => boolean = () => true,
 ) {
-  return Object.values(request).some((list) => list?.some(include))
+  return Object.values(request ?? {}).some((list) => list?.some(include))
 }
 
 export const childMapByParent = (sessions: Session[] | undefined) => {

packages/app/src/pages/layout/sidebar-project.tsx

@@ -15,6 +15,7 @@ import { childMapByParent, displayName, sortedRootSessions } from "./helpers"
 
 export type ProjectSidebarContext = {
   currentDir: Accessor<string>
+  currentProject: Accessor<LocalProject | undefined>
   sidebarOpened: Accessor<boolean>
   sidebarHovering: Accessor<boolean>
   hoverProject: Accessor<string | undefined>
@@ -278,11 +279,7 @@ export const SortableProject = (props: {
   const globalSync = useGlobalSync()
   const language = useLanguage()
   const sortable = createSortable(props.project.worktree)
-  const selected = createMemo(
-    () =>
-      props.project.worktree === props.ctx.currentDir() ||
-      props.project.sandboxes?.includes(props.ctx.currentDir()) === true,
-  )
+  const selected = createMemo(() => props.ctx.currentProject()?.worktree === props.project.worktree)
   const workspaces = createMemo(() => props.ctx.workspaceIds(props.project).slice(0, 2))
   const workspaceEnabled = createMemo(() => props.ctx.workspacesEnabled(props.project))
   const dirs = createMemo(() => props.ctx.workspaceIds(props.project))

packages/app/src/pages/layout/sidebar-workspace.tsx

@@ -17,7 +17,7 @@ import { type LocalProject } from "@/context/layout"
 import { useGlobalSync } from "@/context/global-sync"
 import { useLanguage } from "@/context/language"
 import { NewSessionItem, SessionItem, SessionSkeleton } from "./sidebar-items"
-import { childMapByParent, sortedRootSessions } from "./helpers"
+import { childMapByParent, sortedRootSessions, workspaceKey } from "./helpers"
 
 type InlineEditorComponent = (props: {
   id: string
@@ -323,7 +323,7 @@ export const SortableWorkspace = (props: {
   const sessions = createMemo(() => sortedRootSessions(workspaceStore, props.sortNow()))
   const children = createMemo(() => childMapByParent(workspaceStore.session))
   const local = createMemo(() => props.directory === props.project.worktree)
-  const active = createMemo(() => props.ctx.currentDir() === props.directory)
+  const active = createMemo(() => workspaceKey(props.ctx.currentDir()) === workspaceKey(props.directory))
   const workspaceValue = createMemo(() => {
     const branch = workspaceStore.vcs?.branch
     const name = branch ?? getFilename(props.directory)

packages/opencode/package.json

@@ -89,6 +89,7 @@
     "@ai-sdk/xai": "2.0.51",
     "@aws-sdk/credential-providers": "3.993.0",
     "@clack/prompts": "1.0.0-alpha.1",
+    "@effect/platform-node": "catalog:",
     "@gitlab/gitlab-ai-provider": "3.6.0",
     "@gitlab/opencode-gitlab-auth": "1.3.3",
     "@hono/standard-validator": "0.1.5",
@@ -104,7 +105,6 @@
     "@openrouter/ai-sdk-provider": "1.5.4",
     "@opentui/core": "0.1.87",
     "@opentui/solid": "0.1.87",
-    "@effect/platform-node": "catalog:",
     "@parcel/watcher": "2.5.1",
     "@pierre/diffs": "catalog:",
     "@solid-primitives/event-bus": "1.1.2",

packages/opencode/script/build-node.ts

@@ -0,0 +1,54 @@
+#!/usr/bin/env bun
+
+import fs from "fs"
+import path from "path"
+import { fileURLToPath } from "url"
+
+const __filename = fileURLToPath(import.meta.url)
+const __dirname = path.dirname(__filename)
+const dir = path.resolve(__dirname, "..")
+
+process.chdir(dir)
+
+// Load migrations from migration directories
+const migrationDirs = (
+  await fs.promises.readdir(path.join(dir, "migration"), {
+    withFileTypes: true,
+  })
+)
+  .filter((entry) => entry.isDirectory() && /^\d{4}\d{2}\d{2}\d{2}\d{2}\d{2}/.test(entry.name))
+  .map((entry) => entry.name)
+  .sort()
+
+const migrations = await Promise.all(
+  migrationDirs.map(async (name) => {
+    const file = path.join(dir, "migration", name, "migration.sql")
+    const sql = await Bun.file(file).text()
+    const match = /^(\d{4})(\d{2})(\d{2})(\d{2})(\d{2})(\d{2})/.exec(name)
+    const timestamp = match
+      ? Date.UTC(
+          Number(match[1]),
+          Number(match[2]) - 1,
+          Number(match[3]),
+          Number(match[4]),
+          Number(match[5]),
+          Number(match[6]),
+        )
+      : 0
+    return { sql, timestamp, name }
+  }),
+)
+console.log(`Loaded ${migrations.length} migrations`)
+
+await Bun.build({
+  target: "node",
+  entrypoints: ["./src/node.ts"],
+  outdir: "./dist",
+  format: "esm",
+  external: ["jsonc-parser"],
+  define: {
+    OPENCODE_MIGRATIONS: JSON.stringify(migrations),
+  },
+})
+
+console.log("Build complete")

packages/opencode/specs/effect-migration.md

@@ -132,7 +132,7 @@ Still open and likely worth migrating:
 - [ ] `Worktree`
 - [ ] `Installation`
 - [ ] `Bus`
-- [ ] `Command`
+- [x] `Command`
 - [ ] `Config`
 - [ ] `Session`
 - [ ] `SessionProcessor`

packages/opencode/src/bus/bus-event.ts

@@ -1,5 +1,5 @@
 import z from "zod"
-import type { ZodType } from "zod"
+import type { ZodObject, ZodRawShape } from "zod"
 import { Log } from "../util/log"
 
 export namespace BusEvent {
@@ -9,7 +9,7 @@ export namespace BusEvent {
 
   const registry = new Map<string, Definition>()
 
-  export function define<Type extends string, Properties extends ZodType>(type: Type, properties: Properties) {
+  export function define<Type extends string, Properties extends ZodObject<ZodRawShape>>(type: Type, properties: Properties) {
     const result = {
       type,
       properties,

packages/opencode/src/bus/global.ts

@@ -4,7 +4,7 @@ export const GlobalBus = new EventEmitter<{
   event: [
     {
       directory?: string
-      payload: any
+      payload: { type: string; properties: Record<string, unknown> }
     },
   ]
 }>()

packages/opencode/src/command/index.ts

@@ -1,15 +1,18 @@
 import { BusEvent } from "@/bus/bus-event"
+import { InstanceContext } from "@/effect/instance-context"
+import { runPromiseInstance } from "@/effect/runtime"
 import { SessionID, MessageID } from "@/session/schema"
+import { Effect, Fiber, Layer, ServiceMap } from "effect"
 import z from "zod"
 import { Config } from "../config/config"
-import { Instance } from "../project/instance"
-import { Identifier } from "../id/id"
 import PROMPT_INITIALIZE from "./template/initialize.txt"
 import PROMPT_REVIEW from "./template/review.txt"
 import { MCP } from "../mcp"
 import { Skill } from "../skill"
+import { Log } from "../util/log"
 
 export namespace Command {
+  const log = Log.create({ service: "command" })
   export const Event = {
     Executed: BusEvent.define(
       "command.executed",
@@ -57,95 +60,126 @@ export namespace Command {
     REVIEW: "review",
   } as const
 
-  const state = Instance.state(async () => {
-    const cfg = await Config.get()
+  export interface Interface {
+    readonly get: (name: string) => Effect.Effect<Info | undefined>
+    readonly list: () => Effect.Effect<Info[]>
+  }
 
-    const result: Record<string, Info> = {
-      [Default.INIT]: {
-        name: Default.INIT,
-        description: "create/update AGENTS.md",
-        source: "command",
-        get template() {
-          return PROMPT_INITIALIZE.replace("${path}", Instance.worktree)
-        },
-        hints: hints(PROMPT_INITIALIZE),
-      },
-      [Default.REVIEW]: {
-        name: Default.REVIEW,
-        description: "review changes [commit|branch|pr], defaults to uncommitted",
-        source: "command",
-        get template() {
-          return PROMPT_REVIEW.replace("${path}", Instance.worktree)
-        },
-        subtask: true,
-        hints: hints(PROMPT_REVIEW),
-      },
-    }
+  export class Service extends ServiceMap.Service<Service, Interface>()("@opencode/Command") {}
 
-    for (const [name, command] of Object.entries(cfg.command ?? {})) {
-      result[name] = {
-        name,
-        agent: command.agent,
-        model: command.model,
-        description: command.description,
-        source: "command",
-        get template() {
-          return command.template
-        },
-        subtask: command.subtask,
-        hints: hints(command.template),
-      }
-    }
-    for (const [name, prompt] of Object.entries(await MCP.prompts())) {
-      result[name] = {
-        name,
-        source: "mcp",
-        description: prompt.description,
-        get template() {
-          // since a getter can't be async we need to manually return a promise here
-          return new Promise<string>(async (resolve, reject) => {
-            const template = await MCP.getPrompt(
-              prompt.client,
-              prompt.name,
-              prompt.arguments
-                ? // substitute each argument with $1, $2, etc.
-                  Object.fromEntries(prompt.arguments?.map((argument, i) => [argument.name, `$${i + 1}`]))
-                : {},
-            ).catch(reject)
-            resolve(
-              template?.messages
-                .map((message) => (message.content.type === "text" ? message.content.text : ""))
-                .join("\n") || "",
-            )
-          })
-        },
-        hints: prompt.arguments?.map((_, i) => `$${i + 1}`) ?? [],
-      }
-    }
+  export const layer = Layer.effect(
+    Service,
+    Effect.gen(function* () {
+      const instance = yield* InstanceContext
 
-    // Add skills as invokable commands
-    for (const skill of await Skill.all()) {
-      // Skip if a command with this name already exists
-      if (result[skill.name]) continue
-      result[skill.name] = {
-        name: skill.name,
-        description: skill.description,
-        source: "skill",
-        get template() {
-          return skill.content
-        },
-        hints: [],
-      }
-    }
+      const commands: Record<string, Info> = {}
 
-    return result
-  })
+      const load = Effect.fn("Command.load")(function* () {
+        yield* Effect.promise(async () => {
+          const cfg = await Config.get()
+
+          commands[Default.INIT] = {
+            name: Default.INIT,
+            description: "create/update AGENTS.md",
+            source: "command",
+            get template() {
+              return PROMPT_INITIALIZE.replace("${path}", instance.worktree)
+            },
+            hints: hints(PROMPT_INITIALIZE),
+          }
+          commands[Default.REVIEW] = {
+            name: Default.REVIEW,
+            description: "review changes [commit|branch|pr], defaults to uncommitted",
+            source: "command",
+            get template() {
+              return PROMPT_REVIEW.replace("${path}", instance.worktree)
+            },
+            subtask: true,
+            hints: hints(PROMPT_REVIEW),
+          }
+
+          for (const [name, command] of Object.entries(cfg.command ?? {})) {
+            commands[name] = {
+              name,
+              agent: command.agent,
+              model: command.model,
+              description: command.description,
+              source: "command",
+              get template() {
+                return command.template
+              },
+              subtask: command.subtask,
+              hints: hints(command.template),
+            }
+          }
+          for (const [name, prompt] of Object.entries(await MCP.prompts())) {
+            commands[name] = {
+              name,
+              source: "mcp",
+              description: prompt.description,
+              get template() {
+                // since a getter can't be async we need to manually return a promise here
+                return new Promise<string>(async (resolve, reject) => {
+                  const template = await MCP.getPrompt(
+                    prompt.client,
+                    prompt.name,
+                    prompt.arguments
+                      ? // substitute each argument with $1, $2, etc.
+                        Object.fromEntries(prompt.arguments?.map((argument, i) => [argument.name, `$${i + 1}`]))
+                      : {},
+                  ).catch(reject)
+                  resolve(
+                    template?.messages
+                      .map((message) => (message.content.type === "text" ? message.content.text : ""))
+                      .join("\n") || "",
+                  )
+                })
+              },
+              hints: prompt.arguments?.map((_, i) => `$${i + 1}`) ?? [],
+            }
+          }
+
+          // Add skills as invokable commands
+          for (const skill of await Skill.all()) {
+            // Skip if a command with this name already exists
+            if (commands[skill.name]) continue
+            commands[skill.name] = {
+              name: skill.name,
+              description: skill.description,
+              source: "skill",
+              get template() {
+                return skill.content
+              },
+              hints: [],
+            }
+          }
+        })
+      })
+
+      const loadFiber = yield* load().pipe(
+        Effect.catchCause((cause) => Effect.sync(() => log.error("init failed", { cause }))),
+        Effect.forkScoped,
+      )
+
+      const get = Effect.fn("Command.get")(function* (name: string) {
+        yield* Fiber.join(loadFiber)
+        return commands[name]
+      })
+
+      const list = Effect.fn("Command.list")(function* () {
+        yield* Fiber.join(loadFiber)
+        return Object.values(commands)
+      })
+
+      return Service.of({ get, list })
+    }),
+  )
 
   export async function get(name: string) {
-    return state().then((x) => x[name])
+    return runPromiseInstance(Service.use((svc) => svc.get(name)))
   }
 
   export async function list() {
-    return state().then((x) => Object.values(x))
+    return runPromiseInstance(Service.use((svc) => svc.list()))
   }
 }

packages/opencode/src/control-plane/workspace.ts

@@ -124,7 +124,7 @@ export namespace Workspace {
       await parseSSE(res.body, stop, (event) => {
         GlobalBus.emit("event", {
           directory: space.id,
-          payload: event,
+          payload: event as { type: string; properties: Record<string, unknown> },
         })
       })
       // Wait 250ms and retry if SSE connection fails

packages/opencode/src/effect/instances.ts

@@ -1,4 +1,5 @@
 import { Effect, Layer, LayerMap, ServiceMap } from "effect"
+import { Command } from "@/command"
 import { File } from "@/file"
 import { FileTime } from "@/file/time"
 import { FileWatcher } from "@/file/watcher"
@@ -16,6 +17,7 @@ import { registerDisposer } from "./instance-registry"
 export { InstanceContext } from "./instance-context"
 
 export type InstanceServices =
+  | Command.Service
   | Question.Service
   | PermissionNext.Service
   | ProviderAuth.Service
@@ -36,6 +38,7 @@ export type InstanceServices =
 function lookup(_key: string) {
   const ctx = Layer.sync(InstanceContext, () => InstanceContext.of(Instance.current))
   return Layer.mergeAll(
+    Layer.fresh(Command.layer),
     Layer.fresh(Question.layer),
     Layer.fresh(PermissionNext.layer),
     Layer.fresh(ProviderAuth.defaultLayer),

packages/opencode/src/mcp/oauth-callback.ts

@@ -1,5 +1,4 @@
 import { createConnection } from "net"
-import { createServer } from "http"
 import { Log } from "../util/log"
 import { OAUTH_CALLBACK_PORT, OAUTH_CALLBACK_PATH } from "./oauth-provider"
 
@@ -53,74 +52,11 @@ interface PendingAuth {
 }
 
 export namespace McpOAuthCallback {
-  let server: ReturnType<typeof createServer> | undefined
+  let server: ReturnType<typeof Bun.serve> | undefined
   const pendingAuths = new Map<string, PendingAuth>()
 
   const CALLBACK_TIMEOUT_MS = 5 * 60 * 1000 // 5 minutes
 
-  function handleRequest(req: import("http").IncomingMessage, res: import("http").ServerResponse) {
-    const url = new URL(req.url || "/", `http://localhost:${OAUTH_CALLBACK_PORT}`)
-
-    if (url.pathname !== OAUTH_CALLBACK_PATH) {
-      res.writeHead(404)
-      res.end("Not found")
-      return
-    }
-
-    const code = url.searchParams.get("code")
-    const state = url.searchParams.get("state")
-    const error = url.searchParams.get("error")
-    const errorDescription = url.searchParams.get("error_description")
-
-    log.info("received oauth callback", { hasCode: !!code, state, error })
-
-    // Enforce state parameter presence
-    if (!state) {
-      const errorMsg = "Missing required state parameter - potential CSRF attack"
-      log.error("oauth callback missing state parameter", { url: url.toString() })
-      res.writeHead(400, { "Content-Type": "text/html" })
-      res.end(HTML_ERROR(errorMsg))
-      return
-    }
-
-    if (error) {
-      const errorMsg = errorDescription || error
-      if (pendingAuths.has(state)) {
-        const pending = pendingAuths.get(state)!
-        clearTimeout(pending.timeout)
-        pendingAuths.delete(state)
-        pending.reject(new Error(errorMsg))
-      }
-      res.writeHead(200, { "Content-Type": "text/html" })
-      res.end(HTML_ERROR(errorMsg))
-      return
-    }
-
-    if (!code) {
-      res.writeHead(400, { "Content-Type": "text/html" })
-      res.end(HTML_ERROR("No authorization code provided"))
-      return
-    }
-
-    // Validate state parameter
-    if (!pendingAuths.has(state)) {
-      const errorMsg = "Invalid or expired state parameter - potential CSRF attack"
-      log.error("oauth callback with invalid state", { state, pendingStates: Array.from(pendingAuths.keys()) })
-      res.writeHead(400, { "Content-Type": "text/html" })
-      res.end(HTML_ERROR(errorMsg))
-      return
-    }
-
-    const pending = pendingAuths.get(state)!
-
-    clearTimeout(pending.timeout)
-    pendingAuths.delete(state)
-    pending.resolve(code)
-
-    res.writeHead(200, { "Content-Type": "text/html" })
-    res.end(HTML_SUCCESS)
-  }
-
   export async function ensureRunning(): Promise<void> {
     if (server) return
 
@@ -130,14 +66,75 @@ export namespace McpOAuthCallback {
       return
     }
 
-    server = createServer(handleRequest)
-    await new Promise<void>((resolve, reject) => {
-      server!.listen(OAUTH_CALLBACK_PORT, () => {
-        log.info("oauth callback server started", { port: OAUTH_CALLBACK_PORT })
-        resolve()
-      })
-      server!.on("error", reject)
+    server = Bun.serve({
+      port: OAUTH_CALLBACK_PORT,
+      fetch(req) {
+        const url = new URL(req.url)
+
+        if (url.pathname !== OAUTH_CALLBACK_PATH) {
+          return new Response("Not found", { status: 404 })
+        }
+
+        const code = url.searchParams.get("code")
+        const state = url.searchParams.get("state")
+        const error = url.searchParams.get("error")
+        const errorDescription = url.searchParams.get("error_description")
+
+        log.info("received oauth callback", { hasCode: !!code, state, error })
+
+        // Enforce state parameter presence
+        if (!state) {
+          const errorMsg = "Missing required state parameter - potential CSRF attack"
+          log.error("oauth callback missing state parameter", { url: url.toString() })
+          return new Response(HTML_ERROR(errorMsg), {
+            status: 400,
+            headers: { "Content-Type": "text/html" },
+          })
+        }
+
+        if (error) {
+          const errorMsg = errorDescription || error
+          if (pendingAuths.has(state)) {
+            const pending = pendingAuths.get(state)!
+            clearTimeout(pending.timeout)
+            pendingAuths.delete(state)
+            pending.reject(new Error(errorMsg))
+          }
+          return new Response(HTML_ERROR(errorMsg), {
+            headers: { "Content-Type": "text/html" },
+          })
+        }
+
+        if (!code) {
+          return new Response(HTML_ERROR("No authorization code provided"), {
+            status: 400,
+            headers: { "Content-Type": "text/html" },
+          })
+        }
+
+        // Validate state parameter
+        if (!pendingAuths.has(state)) {
+          const errorMsg = "Invalid or expired state parameter - potential CSRF attack"
+          log.error("oauth callback with invalid state", { state, pendingStates: Array.from(pendingAuths.keys()) })
+          return new Response(HTML_ERROR(errorMsg), {
+            status: 400,
+            headers: { "Content-Type": "text/html" },
+          })
+        }
+
+        const pending = pendingAuths.get(state)!
+
+        clearTimeout(pending.timeout)
+        pendingAuths.delete(state)
+        pending.resolve(code)
+
+        return new Response(HTML_SUCCESS, {
+          headers: { "Content-Type": "text/html" },
+        })
+      },
     })
+
+    log.info("oauth callback server started", { port: OAUTH_CALLBACK_PORT })
   }
 
   export function waitForCallback(oauthState: string): Promise<string> {
@@ -177,7 +174,7 @@ export namespace McpOAuthCallback {
 
   export async function stop(): Promise<void> {
     if (server) {
-      await new Promise<void>((resolve) => server!.close(() => resolve()))
+      server.stop()
       server = undefined
       log.info("oauth callback server stopped")
     }

packages/opencode/src/node.ts

@@ -0,0 +1 @@
+export { Server } from "./server/server"

packages/opencode/src/permission/evaluate.ts

@@ -0,0 +1,15 @@
+import { Wildcard } from "@/util/wildcard"
+
+type Rule = {
+  permission: string
+  pattern: string
+  action: "allow" | "deny" | "ask"
+}
+
+export function evaluate(permission: string, pattern: string, ...rulesets: Rule[][]): Rule {
+  const rules = rulesets.flat()
+  const match = rules.findLast(
+    (rule) => Wildcard.match(permission, rule.permission) && Wildcard.match(pattern, rule.pattern),
+  )
+  return match ?? { action: "ask", permission, pattern: "*" }
+}

packages/opencode/src/permission/index.ts

@@ -13,6 +13,7 @@ import { Wildcard } from "@/util/wildcard"
 import { Deferred, Effect, Layer, Schema, ServiceMap } from "effect"
 import os from "os"
 import z from "zod"
+import { evaluate as evalRule } from "./evaluate"
 import { PermissionID } from "./schema"
 
 export namespace PermissionNext {
@@ -125,12 +126,8 @@ export namespace PermissionNext {
   }
 
   export function evaluate(permission: string, pattern: string, ...rulesets: Ruleset[]): Rule {
-    const rules = rulesets.flat()
-    log.info("evaluate", { permission, pattern, ruleset: rules })
-    const match = rules.findLast(
-      (rule) => Wildcard.match(permission, rule.permission) && Wildcard.match(pattern, rule.pattern),
-    )
-    return match ?? { action: "ask", permission, pattern: "*" }
+    log.info("evaluate", { permission, pattern, ruleset: rulesets.flat() })
+    return evalRule(permission, pattern, ...rulesets)
   }
 
   export class Service extends ServiceMap.Service<Service, Interface>()("@opencode/PermissionNext") {}

packages/opencode/src/plugin/codex.ts

@@ -6,7 +6,6 @@ import os from "os"
 import { ProviderTransform } from "@/provider/transform"
 import { ModelID, ProviderID } from "@/provider/schema"
 import { setTimeout as sleep } from "node:timers/promises"
-import { createServer } from "http"
 
 const log = Log.create({ service: "plugin.codex" })
 
@@ -242,7 +241,7 @@ interface PendingOAuth {
   reject: (error: Error) => void
 }
 
-let oauthServer: ReturnType<typeof createServer> | undefined
+let oauthServer: ReturnType<typeof Bun.serve> | undefined
 let pendingOAuth: PendingOAuth | undefined
 
 async function startOAuthServer(): Promise<{ port: number; redirectUri: string }> {
@@ -250,83 +249,77 @@ async function startOAuthServer(): Promise<{ port: number; redirectUri: string }
     return { port: OAUTH_PORT, redirectUri: `http://localhost:${OAUTH_PORT}/auth/callback` }
   }
 
-  oauthServer = createServer((req, res) => {
-    const url = new URL(req.url || "/", `http://localhost:${OAUTH_PORT}`)
+  oauthServer = Bun.serve({
+    port: OAUTH_PORT,
+    fetch(req) {
+      const url = new URL(req.url)
 
-    if (url.pathname === "/auth/callback") {
-      const code = url.searchParams.get("code")
-      const state = url.searchParams.get("state")
-      const error = url.searchParams.get("error")
-      const errorDescription = url.searchParams.get("error_description")
+      if (url.pathname === "/auth/callback") {
+        const code = url.searchParams.get("code")
+        const state = url.searchParams.get("state")
+        const error = url.searchParams.get("error")
+        const errorDescription = url.searchParams.get("error_description")
 
-      if (error) {
-        const errorMsg = errorDescription || error
-        pendingOAuth?.reject(new Error(errorMsg))
+        if (error) {
+          const errorMsg = errorDescription || error
+          pendingOAuth?.reject(new Error(errorMsg))
+          pendingOAuth = undefined
+          return new Response(HTML_ERROR(errorMsg), {
+            headers: { "Content-Type": "text/html" },
+          })
+        }
+
+        if (!code) {
+          const errorMsg = "Missing authorization code"
+          pendingOAuth?.reject(new Error(errorMsg))
+          pendingOAuth = undefined
+          return new Response(HTML_ERROR(errorMsg), {
+            status: 400,
+            headers: { "Content-Type": "text/html" },
+          })
+        }
+
+        if (!pendingOAuth || state !== pendingOAuth.state) {
+          const errorMsg = "Invalid state - potential CSRF attack"
+          pendingOAuth?.reject(new Error(errorMsg))
+          pendingOAuth = undefined
+          return new Response(HTML_ERROR(errorMsg), {
+            status: 400,
+            headers: { "Content-Type": "text/html" },
+          })
+        }
+
+        const current = pendingOAuth
         pendingOAuth = undefined
-        res.writeHead(200, { "Content-Type": "text/html" })
-        res.end(HTML_ERROR(errorMsg))
-        return
+
+        exchangeCodeForTokens(code, `http://localhost:${OAUTH_PORT}/auth/callback`, current.pkce)
+          .then((tokens) => current.resolve(tokens))
+          .catch((err) => current.reject(err))
+
+        return new Response(HTML_SUCCESS, {
+          headers: { "Content-Type": "text/html" },
+        })
       }
 
-      if (!code) {
-        const errorMsg = "Missing authorization code"
-        pendingOAuth?.reject(new Error(errorMsg))
+      if (url.pathname === "/cancel") {
+        pendingOAuth?.reject(new Error("Login cancelled"))
         pendingOAuth = undefined
-        res.writeHead(400, { "Content-Type": "text/html" })
-        res.end(HTML_ERROR(errorMsg))
-        return
+        return new Response("Login cancelled", { status: 200 })
       }
 
-      if (!pendingOAuth || state !== pendingOAuth.state) {
-        const errorMsg = "Invalid state - potential CSRF attack"
-        pendingOAuth?.reject(new Error(errorMsg))
-        pendingOAuth = undefined
-        res.writeHead(400, { "Content-Type": "text/html" })
-        res.end(HTML_ERROR(errorMsg))
-        return
-      }
-
-      const current = pendingOAuth
-      pendingOAuth = undefined
-
-      exchangeCodeForTokens(code, `http://localhost:${OAUTH_PORT}/auth/callback`, current.pkce)
-        .then((tokens) => current.resolve(tokens))
-        .catch((err) => current.reject(err))
-
-      res.writeHead(200, { "Content-Type": "text/html" })
-      res.end(HTML_SUCCESS)
-      return
-    }
-
-    if (url.pathname === "/cancel") {
-      pendingOAuth?.reject(new Error("Login cancelled"))
-      pendingOAuth = undefined
-      res.writeHead(200)
-      res.end("Login cancelled")
-      return
-    }
-
-    res.writeHead(404)
-    res.end("Not found")
-  })
-
-  await new Promise<void>((resolve, reject) => {
-    oauthServer!.listen(OAUTH_PORT, () => {
-      log.info("codex oauth server started", { port: OAUTH_PORT })
-      resolve()
-    })
-    oauthServer!.on("error", reject)
+      return new Response("Not found", { status: 404 })
+    },
   })
 
+  log.info("codex oauth server started", { port: OAUTH_PORT })
   return { port: OAUTH_PORT, redirectUri: `http://localhost:${OAUTH_PORT}/auth/callback` }
 }
 
 function stopOAuthServer() {
   if (oauthServer) {
-    oauthServer.close(() => {
-      log.info("codex oauth server stopped")
-    })
+    oauthServer.stop()
     oauthServer = undefined
+    log.info("codex oauth server stopped")
   }
 }
 

packages/opencode/src/provider/provider.ts

@@ -184,6 +184,15 @@ export namespace Provider {
         options: {},
       }
     },
+    xai: async () => {
+      return {
+        autoload: false,
+        async getModel(sdk: any, modelID: string, _options?: Record<string, any>) {
+          return sdk.responses(modelID)
+        },
+        options: {},
+      }
+    },
     "github-copilot": async () => {
       return {
         autoload: false,

packages/opencode/src/server/routes/project.ts

@@ -29,7 +29,7 @@ export const ProjectRoutes = lazy(() =>
         },
       }),
       async (c) => {
-        const projects = await Project.list()
+        const projects = Project.list()
         return c.json(projects)
       },
     )

packages/opencode/src/session/message-v2.ts

@@ -13,7 +13,7 @@ import { STATUS_CODES } from "http"
 import { Storage } from "@/storage/storage"
 import { ProviderError } from "@/provider/error"
 import { iife } from "@/util/iife"
-import { type SystemError } from "bun"
+import type { SystemError } from "bun"
 import type { Provider } from "@/provider/provider"
 import { ModelID, ProviderID } from "@/provider/schema"
 

packages/opencode/src/session/prompt.ts

@@ -28,6 +28,7 @@ import { MCP } from "../mcp"
 import { LSP } from "../lsp"
 import { ReadTool } from "../tool/read"
 import { FileTime } from "../file/time"
+import { NotFoundError } from "@/storage/db"
 import { Flag } from "../flag/flag"
 import { ulid } from "ulid"
 import { spawn } from "child_process"
@@ -1781,6 +1782,9 @@ NOTE: At any point in time through this workflow you should feel free to ask the
   export async function command(input: CommandInput) {
     log.info("command", input)
     const command = await Command.get(input.command)
+    if (!command) {
+      throw new NamedError.Unknown({ message: `Command not found: "${input.command}"` })
+    }
     const agentName = command.agent ?? input.agent ?? (await Agent.defaultAgent())
 
     const raw = input.arguments.match(argsRegex) ?? []
@@ -1988,7 +1992,10 @@ NOTE: At any point in time through this workflow you should feel free to ask the
       if (!cleaned) return
 
       const title = cleaned.length > 100 ? cleaned.substring(0, 97) + "..." : cleaned
-      return Session.setTitle({ sessionID: input.session.id, title })
+      return Session.setTitle({ sessionID: input.session.id, title }).catch((err) => {
+        if (NotFoundError.isInstance(err)) return
+        throw err
+      })
     }
   }
 }

packages/opencode/src/session/summary.ts

@@ -9,6 +9,7 @@ import { Snapshot } from "@/snapshot"
 
 import { Storage } from "@/storage/storage"
 import { Bus } from "@/bus"
+import { NotFoundError } from "@/storage/db"
 
 export namespace SessionSummary {
   function unquoteGitPath(input: string) {
@@ -73,11 +74,17 @@ export namespace SessionSummary {
       messageID: MessageID.zod,
     }),
     async (input) => {
-      const all = await Session.messages({ sessionID: input.sessionID })
-      await Promise.all([
-        summarizeSession({ sessionID: input.sessionID, messages: all }),
-        summarizeMessage({ messageID: input.messageID, messages: all }),
-      ])
+      await Session.messages({ sessionID: input.sessionID })
+        .then((all) =>
+          Promise.all([
+            summarizeSession({ sessionID: input.sessionID, messages: all }),
+            summarizeMessage({ messageID: input.messageID, messages: all }),
+          ]),
+        )
+        .catch((err) => {
+          if (NotFoundError.isInstance(err)) return
+          throw err
+        })
     },
   )
 
@@ -102,7 +109,8 @@ export namespace SessionSummary {
     const messages = input.messages.filter(
       (m) => m.info.id === input.messageID || (m.info.role === "assistant" && m.info.parentID === input.messageID),
     )
-    const msgWithParts = messages.find((m) => m.info.id === input.messageID)!
+    const msgWithParts = messages.find((m) => m.info.id === input.messageID)
+    if (!msgWithParts) return
     const userMsg = msgWithParts.info as MessageV2.User
     const diffs = await computeDiff({ messages })
     userMsg.summary = {

packages/opencode/src/tool/registry.ts

@@ -46,7 +46,7 @@ export namespace ToolRegistry {
     if (matches.length) await Config.waitForDependencies()
     for (const match of matches) {
       const namespace = path.basename(match, path.extname(match))
-      const mod = await import(pathToFileURL(match).href)
+      const mod = await import(process.platform === "win32" ? match : pathToFileURL(match).href)
       for (const [id, def] of Object.entries<ToolDefinition>(mod)) {
         custom.push(fromPlugin(id === "default" ? namespace : `${namespace}_${id}`, def))
       }

packages/opencode/src/tool/truncate-effect.ts

@@ -3,7 +3,7 @@ import { Cause, Duration, Effect, Layer, Schedule, ServiceMap } from "effect"
 import path from "path"
 import type { Agent } from "../agent/agent"
 import { AppFileSystem } from "@/filesystem"
-import { PermissionNext } from "../permission"
+import { evaluate } from "@/permission/evaluate"
 import { Identifier } from "../id/id"
 import { Log } from "../util/log"
 import { ToolID } from "./schema"
@@ -28,7 +28,7 @@ export namespace TruncateEffect {
 
   function hasTaskTool(agent?: Agent.Info) {
     if (!agent?.permission) return false
-    return PermissionNext.evaluate("task", "*", agent.permission).action !== "deny"
+    return evaluate("task", "*", agent.permission).action !== "deny"
   }
 
   export interface Interface {

packages/opencode/src/util/process.ts

@@ -61,9 +61,9 @@ export namespace Process {
 
     const proc = launch(cmd[0], cmd.slice(1), {
       cwd: opts.cwd,
+      shell: opts.shell,
       env: opts.env === null ? {} : opts.env ? { ...process.env, ...opts.env } : undefined,
       stdio: [opts.stdin ?? "ignore", opts.stdout ?? "ignore", opts.stderr ?? "ignore"],
-      shell: opts.shell,
       windowsHide: process.platform === "win32",
     })
 

packages/opencode/test/file/watcher.test.ts

@@ -5,9 +5,9 @@ import path from "path"
 import { Deferred, Effect, Option } from "effect"
 import { tmpdir } from "../fixture/fixture"
 import { watcherConfigLayer, withServices } from "../fixture/instance"
+import { Bus } from "../../src/bus"
 import { FileWatcher } from "../../src/file/watcher"
 import { Instance } from "../../src/project/instance"
-import { GlobalBus } from "../../src/bus/global"
 
 // Native @parcel/watcher bindings aren't reliably available in CI (missing on Linux, flaky on Windows)
 const describeWatcher = FileWatcher.hasNativeBinding() && !process.env.CI ? describe : describe.skip
@@ -16,7 +16,6 @@ const describeWatcher = FileWatcher.hasNativeBinding() && !process.env.CI ? desc
 // Helpers
 // ---------------------------------------------------------------------------
 
-type BusUpdate = { directory?: string; payload: { type: string; properties: WatcherEvent } }
 type WatcherEvent = { file: string; event: "add" | "change" | "unlink" }
 
 /** Run `body` with a live FileWatcher service. */
@@ -36,22 +35,17 @@ function withWatcher<E>(directory: string, body: Effect.Effect<void, E>) {
 function listen(directory: string, check: (evt: WatcherEvent) => boolean, hit: (evt: WatcherEvent) => void) {
   let done = false
 
-  function on(evt: BusUpdate) {
+  const unsub = Bus.subscribe(FileWatcher.Event.Updated, (evt) => {
     if (done) return
-    if (evt.directory !== directory) return
-    if (evt.payload.type !== FileWatcher.Event.Updated.type) return
-    if (!check(evt.payload.properties)) return
-    hit(evt.payload.properties)
-  }
+    if (!check(evt.properties)) return
+    hit(evt.properties)
+  })
 
-  function cleanup() {
+  return () => {
     if (done) return
     done = true
-    GlobalBus.off("event", on)
+    unsub()
   }
-
-  GlobalBus.on("event", on)
-  return cleanup
 }
 
 function wait(directory: string, check: (evt: WatcherEvent) => boolean) {

packages/opencode/test/tool/truncation.test.ts

@@ -4,12 +4,14 @@ import { Effect, FileSystem, Layer } from "effect"
 import { Truncate } from "../../src/tool/truncate"
 import { TruncateEffect } from "../../src/tool/truncate-effect"
 import { Identifier } from "../../src/id/id"
+import { Process } from "../../src/util/process"
 import { Filesystem } from "../../src/util/filesystem"
 import path from "path"
 import { testEffect } from "../lib/effect"
 import { writeFileStringScoped } from "../lib/filesystem"
 
 const FIXTURES_DIR = path.join(import.meta.dir, "fixtures")
+const ROOT = path.resolve(import.meta.dir, "..", "..")
 
 describe("Truncate", () => {
   describe("output", () => {
@@ -125,6 +127,14 @@ describe("Truncate", () => {
       if (result.truncated) throw new Error("expected not truncated")
       expect("outputPath" in result).toBe(false)
     })
+
+    test("loads truncate effect in a fresh process", async () => {
+      const out = await Process.run([process.execPath, "run", path.join(ROOT, "src", "tool", "truncate-effect.ts")], {
+        cwd: ROOT,
+      })
+
+      expect(out.code).toBe(0)
+    }, 20000)
   })
 
   describe("cleanup", () => {

patches/@ai-sdk%2Fxai@2.0.51.patch

@@ -0,0 +1,108 @@
+diff --git a/dist/index.mjs b/dist/index.mjs
+--- a/dist/index.mjs
++++ b/dist/index.mjs
+@@ -959,7 +959,7 @@
+   model: z4.string().nullish(),
+   object: z4.literal("response"),
+   output: z4.array(outputItemSchema),
+-  usage: xaiResponsesUsageSchema,
++  usage: xaiResponsesUsageSchema.nullish(),
+   status: z4.string()
+ });
+ var xaiResponsesChunkSchema = z4.union([
+\ No newline at end of file
+@@ -1143,6 +1143,18 @@
+   z4.object({
+     type: z4.literal("response.completed"),
+     response: xaiResponsesResponseSchema
++  }),
++  z4.object({
++    type: z4.literal("response.function_call_arguments.delta"),
++    item_id: z4.string(),
++    output_index: z4.number(),
++    delta: z4.string()
++  }),
++  z4.object({
++    type: z4.literal("response.function_call_arguments.done"),
++    item_id: z4.string(),
++    output_index: z4.number(),
++    arguments: z4.string()
+   })
+ ]);
+ 
+\ No newline at end of file
+@@ -1940,6 +1952,9 @@
+               if (response2.status) {
+                 finishReason = mapXaiResponsesFinishReason(response2.status);
+               }
++              if (seenToolCalls.size > 0 && finishReason !== "tool-calls") {
++                finishReason = "tool-calls";
++              }
+               return;
+             }
+             if (event.type === "response.output_item.added" || event.type === "response.output_item.done") {
+\ No newline at end of file
+@@ -2024,7 +2039,7 @@
+                   }
+                 }
+               } else if (part.type === "function_call") {
+-                if (!seenToolCalls.has(part.call_id)) {
++                if (event.type === "response.output_item.done" && !seenToolCalls.has(part.call_id)) {
+                   seenToolCalls.add(part.call_id);
+                   controller.enqueue({
+                     type: "tool-input-start",
+\ No newline at end of file
+diff --git a/dist/index.js b/dist/index.js
+--- a/dist/index.js
++++ b/dist/index.js
+@@ -964,7 +964,7 @@
+   model: import_v44.z.string().nullish(),
+   object: import_v44.z.literal("response"),
+   output: import_v44.z.array(outputItemSchema),
+-  usage: xaiResponsesUsageSchema,
++  usage: xaiResponsesUsageSchema.nullish(),
+   status: import_v44.z.string()
+ });
+ var xaiResponsesChunkSchema = import_v44.z.union([
+\ No newline at end of file
+@@ -1148,6 +1148,18 @@
+   import_v44.z.object({
+     type: import_v44.z.literal("response.completed"),
+     response: xaiResponsesResponseSchema
++  }),
++  import_v44.z.object({
++    type: import_v44.z.literal("response.function_call_arguments.delta"),
++    item_id: import_v44.z.string(),
++    output_index: import_v44.z.number(),
++    delta: import_v44.z.string()
++  }),
++  import_v44.z.object({
++    type: import_v44.z.literal("response.function_call_arguments.done"),
++    item_id: import_v44.z.string(),
++    output_index: import_v44.z.number(),
++    arguments: import_v44.z.string()
+   })
+ ]);
+ 
+\ No newline at end of file
+@@ -1935,6 +1947,9 @@
+               if (response2.status) {
+                 finishReason = mapXaiResponsesFinishReason(response2.status);
+               }
++              if (seenToolCalls.size > 0 && finishReason !== "tool-calls") {
++                finishReason = "tool-calls";
++              }
+               return;
+             }
+             if (event.type === "response.output_item.added" || event.type === "response.output_item.done") {
+\ No newline at end of file
+@@ -2019,7 +2034,7 @@
+                   }
+                 }
+               } else if (part.type === "function_call") {
+-                if (!seenToolCalls.has(part.call_id)) {
++                if (event.type === "response.output_item.done" && !seenToolCalls.has(part.call_id)) {
+                   seenToolCalls.add(part.call_id);
+                   controller.enqueue({
+                     type: "tool-input-start",
+\ No newline at end of file

patches/solid-js@1.9.10.patch

@@ -0,0 +1,58 @@
+diff --git a/Users/brendonovich/github.com/anomalyco/opencode/node_modules/solid-js/.bun-tag-6fcb6b48d6947d2c b/.bun-tag-6fcb6b48d6947d2c
+new file mode 100644
+index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
+diff --git a/Users/brendonovich/github.com/anomalyco/opencode/node_modules/solid-js/.bun-tag-b272f631c12927b0 b/.bun-tag-b272f631c12927b0
+new file mode 100644
+index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
+diff --git a/dist/dev.cjs b/dist/dev.cjs
+index 7104749486e4361e8c4ee7836a8046582cec7aa1..0501eb1ec5d13b81ecb13a5ac1a82db42502b976 100644
+--- a/dist/dev.cjs
++++ b/dist/dev.cjs
+@@ -764,6 +764,8 @@ function runComputation(node, value, time) {
+     if (node.updatedAt != null && "observers" in node) {
+       writeSignal(node, nextValue, true);
+     } else if (Transition && Transition.running && node.pure) {
++      // On first computation during transition, also set committed value #2046
++      if (!Transition.sources.has(node)) node.value = nextValue;
+       Transition.sources.add(node);
+       node.tValue = nextValue;
+     } else node.value = nextValue;
+diff --git a/dist/dev.js b/dist/dev.js
+index ea5e4bc2fd4f0b3922a73d9134439529dc81339f..4b3ec07e624d20fdd23d6941a4fdde6d3a78cca3 100644
+--- a/dist/dev.js
++++ b/dist/dev.js
+@@ -762,6 +762,8 @@ function runComputation(node, value, time) {
+     if (node.updatedAt != null && "observers" in node) {
+       writeSignal(node, nextValue, true);
+     } else if (Transition && Transition.running && node.pure) {
++      // On first computation during transition, also set committed value #2046
++      if (!Transition.sources.has(node)) node.value = nextValue;
+       Transition.sources.add(node);
+       node.tValue = nextValue;
+     } else node.value = nextValue;
+diff --git a/dist/solid.cjs b/dist/solid.cjs
+index 7c133a2b254678a84fd61d719fbeffad766e1331..2f68c99f2698210cc0bac62f074cc8cd3beb2881 100644
+--- a/dist/solid.cjs
++++ b/dist/solid.cjs
+@@ -717,6 +717,8 @@ function runComputation(node, value, time) {
+     if (node.updatedAt != null && "observers" in node) {
+       writeSignal(node, nextValue, true);
+     } else if (Transition && Transition.running && node.pure) {
++      // On first computation during transition, also set committed value #2046
++      if (!Transition.sources.has(node)) node.value = nextValue;
+       Transition.sources.add(node);
+       node.tValue = nextValue;
+     } else node.value = nextValue;
+diff --git a/dist/solid.js b/dist/solid.js
+index 656fd26e7e5c794aa22df19c2377ff5c0591fc29..f08e9f5a7157c3506e5b6922fe2ef991335a80be 100644
+--- a/dist/solid.js
++++ b/dist/solid.js
+@@ -715,6 +715,8 @@ function runComputation(node, value, time) {
+     if (node.updatedAt != null && "observers" in node) {
+       writeSignal(node, nextValue, true);
+     } else if (Transition && Transition.running && node.pure) {
++      // On first computation during transition, also set committed value #2046
++      if (!Transition.sources.has(node)) node.value = nextValue;
+       Transition.sources.add(node);
+       node.tValue = nextValue;
+     } else node.value = nextValue;