feat(git): add module index updating workflow

.github/workflows/update-module-index.yml

@@ -0,0 +1,38 @@
+name: update-module-index.yml
+on:
+  push:
+    branches:
+      - master
+    paths:
+      - "registry/modules/*.json"
+      - "registry/index.json"
+      - "scripts/update_module_index.py"
+      - "update-module-index.yml"
+
+permissions:
+  contents: write
+
+jobs:
+  update-registry-index:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Update module index
+        run: python3 scripts/update_module_index.py
+
+      - name: Commit updated index
+        run: |
+          if git diff --quiet registry/index.json; then
+            echo "No module index changes"
+            exit 0
+          fi
+          
+          git config user.name "github-actions[bot]"
+          git config user.email "github-actions[bot]@users.noreply.github.com"
+
+          git add repository/index.json
+          git commit -m "chore: update registry index"
+          git push

scripts/update_module_index.py

@@ -0,0 +1,58 @@
+#!/usr/bin/env python3
+import json
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parents[1]
+INDEX_PATH = ROOT / "registry" / "index.json"
+MODULES_DIR = ROOT / "registry" / "modules"
+
+
+def load_json(path: Path) -> dict:
+    with path.open("r", encoding="utf-8") as f:
+        return json.load(f)
+
+
+def write_json(path: Path, data: dict) -> None:
+    path.write_text(
+        json.dumps(data, ensure_ascii=False, indent=2) + "\n",
+        encoding="utf-8",
+    )
+
+
+def build_external_modules() -> list[dict]:
+    entries = []
+
+    if not MODULES_DIR.exists():
+        return entries
+
+    for manifest_path in sorted(MODULES_DIR.glob("*.json")):
+        manifest = load_json(manifest_path)
+
+        # 这里按你当前 ModuleManifest 的完整文件结构取字段。
+        # version 如果 manifest 里暂时没有，可以先默认取 "0.5.0" 或直接要求 manifest 必须有。
+        name = manifest["name"]
+        version = manifest["version"]
+        with_gateway = manifest.get("withGateway", False)
+
+        rel_path = manifest_path.relative_to(ROOT / "repository").as_posix()
+
+        entries.append(
+            {
+                "name": name,
+                "version": version,
+                "withGateway": with_gateway,
+                "registryRef": rel_path,
+            }
+        )
+
+    return entries
+
+
+def main() -> None:
+    index = load_json(INDEX_PATH)
+    index["externalModules"] = build_external_modules()
+    write_json(INDEX_PATH, index)
+
+
+if __name__ == "__main__":
+    main()