feat: enhance response event handling with event types and improved parsing and allign with vscode-copilot-chat extractThinkingData, otherwise it will cause miss cache occasionally

Author: caozhiyuan

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
         run: bun install
 
       - name: Run linter
-        run: bun run lint
+        run: bun run lint:all
 
       - name: Run type check
         run: bun run typecheck

.github/workflows/release-docker.yml

@@ -0,0 +1,91 @@
+name: Docker Build and Push
+
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+on:
+  push:
+    # branches: [ "main" ]
+    # Publish semver tags as releases.
+    tags: [ 'v*.*.*' ]
+    paths-ignore:
+      - 'docs/**'
+
+env:
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: ghcr.io
+  # github.repository as <account>/<repo>
+  #IMAGE_NAME: ${{ github.repository }}
+
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      # This is used to complete the identity challenge
+      # with sigstore/fulcio when running outside of PRs.
+      id-token: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Set version
+        id: version
+        run: |
+          mkdir -p handlers
+          echo ${GITHUB_REF#refs/tags/v} > handlers/VERSION
+
+      # Install the cosign tool except on PR
+      # https://github.com/sigstore/cosign-installer
+      - name: Install cosign
+        if: github.event_name != 'pull_request'
+        uses: sigstore/cosign-installer@main
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+        with:
+          platforms: 'arm64,amd64'
+
+      # Workaround: https://github.com/docker/build-push-action/issues/461
+      - name: Setup Docker buildx
+        uses: docker/setup-buildx-action@v2
+
+      # Login against a Docker registry except on PR
+      # https://github.com/docker/login-action
+      - name: Log into registry ${{ env.REGISTRY }}
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          images: ${{ env.REGISTRY }}/${{ github.repository }}
+          tags: |
+            type=semver,pattern=v{{version}}
+            type=semver,pattern=v{{major}}.{{minor}}
+            type=semver,pattern=v{{major}}
+
+      # Build and push Docker image with Buildx (don't push on PR)
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          platforms: linux/amd64,linux/arm64
+          labels: ${{ steps.meta.outputs.labels }}
+

Dockerfile

@@ -20,8 +20,6 @@ EXPOSE 4141
 HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
   CMD wget --spider -q http://localhost:4141/ || exit 1
 
-ARG GH_TOKEN
-ENV GH_TOKEN=$GH_TOKEN
-
-ENTRYPOINT ["bun", "run", "dist/main.js"]
-CMD ["start", "-g", "$GH_TOKEN"]
+COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+ENTRYPOINT ["/entrypoint.sh"]

README.md

@@ -305,7 +305,16 @@ Here is an example `.claude/settings.json` file:
     "ANTHROPIC_BASE_URL": "http://localhost:4141",
     "ANTHROPIC_AUTH_TOKEN": "dummy",
     "ANTHROPIC_MODEL": "gpt-4.1",
-    "ANTHROPIC_SMALL_FAST_MODEL": "gpt-4.1"
+    "ANTHROPIC_DEFAULT_SONNET_MODEL": "gpt-4.1",
+    "ANTHROPIC_SMALL_FAST_MODEL": "gpt-4.1",
+    "ANTHROPIC_DEFAULT_HAIKU_MODEL": "gpt-4.1",
+    "DISABLE_NON_ESSENTIAL_MODEL_CALLS": "1",
+    "CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC": "1"
+  },
+  "permissions": {
+    "deny": [
+      "WebSearch"
+    ]
   }
 }
 ```

bun.lock

@@ -0,0 +1,9 @@
+#!/bin/sh
+if [ "$1" = "--auth" ]; then
+  # Run auth command
+  exec bun run dist/main.js auth
+else
+  # Default command
+  exec bun run dist/main.js start -g "$GH_TOKEN" "$@"
+fi
+

entrypoint.sh

@@ -1,6 +1,6 @@
 {
   "name": "copilot-api",
-  "version": "0.5.14",
+  "version": "0.6.1",
   "description": "Turn GitHub Copilot into OpenAI/Anthropic API compatible server. Usable with Claude Code!",
   "keywords": [
     "proxy",
@@ -25,7 +25,8 @@
     "build": "tsdown",
     "dev": "bun run --watch ./src/main.ts",
     "knip": "knip-bun",
-    "lint": "eslint . --cache",
+    "lint": "eslint --cache",
+    "lint:all": "eslint --cache .",
     "prepack": "bun run build",
     "prepare": "simple-git-hooks",
     "release": "bumpp && bun publish --access public",
@@ -40,24 +41,28 @@
   },
   "dependencies": {
     "citty": "^0.1.6",
-    "clipboardy": "^4.0.0",
+    "clipboardy": "^5.0.0",
     "consola": "^3.4.2",
     "fetch-event-stream": "^0.1.5",
     "gpt-tokenizer": "^3.0.1",
-    "hono": "^4.9.6",
-    "srvx": "^0.8.7",
-    "tiny-invariant": "^1.3.3"
+    "hono": "^4.9.9",
+    "proxy-from-env": "^1.1.0",
+    "srvx": "^0.8.9",
+    "tiny-invariant": "^1.3.3",
+    "undici": "^7.16.0",
+    "zod": "^4.1.11"
   },
   "devDependencies": {
     "@echristian/eslint-config": "^0.0.54",
-    "@types/bun": "^1.2.21",
+    "@types/bun": "^1.2.23",
+    "@types/proxy-from-env": "^1.0.4",
     "bumpp": "^10.2.3",
-    "eslint": "^9.35.0",
-    "knip": "^5.63.1",
-    "lint-staged": "^16.1.6",
+    "eslint": "^9.37.0",
+    "knip": "^5.64.1",
+    "lint-staged": "^16.2.3",
     "prettier-plugin-packagejson": "^2.5.19",
     "simple-git-hooks": "^2.13.1",
-    "tsdown": "^0.14.2",
-    "typescript": "^5.9.2"
+    "tsdown": "^0.15.6",
+    "typescript": "^5.9.3"
   }
 }

package.json

@@ -0,0 +1,66 @@
+import consola from "consola"
+import { getProxyForUrl } from "proxy-from-env"
+import { Agent, ProxyAgent, setGlobalDispatcher, type Dispatcher } from "undici"
+
+export function initProxyFromEnv(): void {
+  if (typeof Bun !== "undefined") return
+
+  try {
+    const direct = new Agent()
+    const proxies = new Map<string, ProxyAgent>()
+
+    // We only need a minimal dispatcher that implements `dispatch` at runtime.
+    // Typing the object as `Dispatcher` forces TypeScript to require many
+    // additional methods. Instead, keep a plain object and cast when passing
+    // to `setGlobalDispatcher`.
+    const dispatcher = {
+      dispatch(
+        options: Dispatcher.DispatchOptions,
+        handler: Dispatcher.DispatchHandler,
+      ) {
+        try {
+          const origin =
+            typeof options.origin === "string" ?
+              new URL(options.origin)
+            : (options.origin as URL)
+          const get = getProxyForUrl as unknown as (
+            u: string,
+          ) => string | undefined
+          const raw = get(origin.toString())
+          const proxyUrl = raw && raw.length > 0 ? raw : undefined
+          if (!proxyUrl) {
+            consola.debug(`HTTP proxy bypass: ${origin.hostname}`)
+            return (direct as unknown as Dispatcher).dispatch(options, handler)
+          }
+          let agent = proxies.get(proxyUrl)
+          if (!agent) {
+            agent = new ProxyAgent(proxyUrl)
+            proxies.set(proxyUrl, agent)
+          }
+          let label = proxyUrl
+          try {
+            const u = new URL(proxyUrl)
+            label = `${u.protocol}//${u.host}`
+          } catch {
+            /* noop */
+          }
+          consola.debug(`HTTP proxy route: ${origin.hostname} via ${label}`)
+          return (agent as unknown as Dispatcher).dispatch(options, handler)
+        } catch {
+          return (direct as unknown as Dispatcher).dispatch(options, handler)
+        }
+      },
+      close() {
+        return direct.close()
+      },
+      destroy() {
+        return direct.destroy()
+      },
+    }
+
+    setGlobalDispatcher(dispatcher as unknown as Dispatcher)
+    consola.debug("HTTP proxy configured from environment (per-URL)")
+  } catch (err) {
+    consola.debug("Proxy setup skipped:", err)
+  }
+}