feat(core): bootstrap packages/server and document extraction plan (#22492)

packages/server/package.json

@@ -0,0 +1,24 @@
+{
+  "$schema": "https://json.schemastore.org/package.json",
+  "name": "@opencode-ai/server",
+  "version": "1.4.3",
+  "type": "module",
+  "license": "MIT",
+  "exports": {
+    ".": "./src/index.ts",
+    "./openapi": "./src/openapi.ts",
+    "./definition": "./src/definition/index.ts",
+    "./definition/api": "./src/definition/api.ts",
+    "./api": "./src/api/index.ts"
+  },
+  "files": [
+    "dist"
+  ],
+  "scripts": {
+    "typecheck": "tsc --noEmit",
+    "build": "tsc"
+  },
+  "devDependencies": {
+    "typescript": "catalog:"
+  }
+}