现在可以正常工作了

datasvc/app/worker.py

@@ -0,0 +1,27 @@
+import asyncio
+import signal
+from threading import Event
+
+from .main import logger, run_engine
+
+
+async def _async_main():
+    stop_event = Event()
+    loop = asyncio.get_running_loop()
+    for sig in (signal.SIGINT, signal.SIGTERM):
+        try:
+            loop.add_signal_handler(sig, stop_event.set)
+        except NotImplementedError:
+            # 信号处理在某些平台（如 Windows）不可用，忽略即可
+            pass
+    await run_engine(stop_event)
+
+
+def main():
+    logger.info("worker 进程启动")
+    asyncio.run(_async_main())
+
+
+if __name__ == "__main__":
+    main()
+