chore: import upstream snapshot with attribution

.github/workflows/docs-search-sync.yml

@@ -0,0 +1,61 @@
+name: Docs - Sync Algolia Search
+
+on:
+  push:
+    branches:
+      - next
+    paths:
+      - 'docs/**'
+      - '.github/actions/setup-node-pnpm-bun/action.yml'
+      - '.github/workflows/docs-search-sync.yml'
+      - 'mise.toml'
+      - 'mise.lock'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  sync-search:
+    runs-on: ubuntu-latest
+    # The Algolia admin key is stored as an environment secret, not a repo
+    # secret. Declaring the environment is what exposes `secrets.*` (and any
+    # env-scoped `vars.*`) to this job — without it the key resolves empty and
+    # the sync silently skips.
+    environment: Production
+    defaults:
+      run:
+        working-directory: ./docs
+    env:
+      ALGOLIA_APP_ID: ${{ vars.ALGOLIA_APP_ID || '62HI9PQZ1L' }}
+      ALGOLIA_ADMIN_API_KEY: ${{ secrets.ALGOLIA_ADMIN_API_KEY }}
+      ALGOLIA_INDEX_NAME: ${{ vars.ALGOLIA_INDEX_NAME || 'docs_composio' }}
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+
+      - name: Setup Node.js, pnpm, Bun
+        uses: ./.github/actions/setup-node-pnpm-bun
+
+      - name: Cache bun dependencies
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
+        with:
+          path: ~/.bun/install/cache
+          key: ${{ runner.os }}-bun-${{ hashFiles('docs/bun.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-bun-
+
+      - name: Install dependencies
+        run: bun install
+
+      - name: Validate search index generation
+        run: bun run sync:search --dry-run
+
+      - name: Sync Algolia search index
+        if: env.ALGOLIA_APP_ID != '' && env.ALGOLIA_ADMIN_API_KEY != ''
+        run: bun run sync:search
+
+      - name: Skip sync without Algolia secrets
+        if: env.ALGOLIA_APP_ID == '' || env.ALGOLIA_ADMIN_API_KEY == ''
+        run: echo "Skipping Algolia sync because ALGOLIA_APP_ID or ALGOLIA_ADMIN_API_KEY is not configured."