Add update-vendor.sh symlink support, unify install.sh vendor flow

- update-vendor.sh now creates webui/vendor symlinks (htm.js)
- install.sh calls update-vendor.sh after package install
- Add vendor/.empty and webui/vendor/.empty as directory placeholders in git

daemon/server.py

@@ -506,6 +506,7 @@ def _register_routes() -> None:
         logs,  # noqa: F401
         network,  # noqa: F401
         nginx,  # noqa: F401
+        status,  # noqa: F401
         wireguard,  # noqa: F401
     )
 
@@ -538,7 +539,7 @@ def main() -> None:
         _stop_polling()
         try:
             await asyncio.wait_for(runner.cleanup(), timeout=5)
-        except asyncio.TimeoutError:
+        except TimeoutError:
             logger.warning("Runner cleanup timed out, abandoning")
         if Path(socket_path).exists():
             os.unlink(socket_path)