袁聪的第一次提交，包含nl2sql,行情数据,场外申购

app/worker/__main__.py

@@ -4,20 +4,24 @@ import logging
 
 from app.core.config import get_settings
 from app.infrastructure.db import engine
+from app.worker.offsite_mail_worker import OffsiteMailWorker
 from app.worker.runtime import WorkerRuntime
 
 
 async def serve(*, once: bool = False) -> None:
     settings = get_settings()
     runtime = WorkerRuntime(settings=settings)
+    offsite_worker = OffsiteMailWorker(settings)
     try:
         while True:
             worked = await runtime.run_once()
+            worked = await offsite_worker.run_once() or worked
             if once:
                 return
             if not worked:
                 await asyncio.sleep(settings.worker_poll_seconds)
     finally:
+        await offsite_worker.close()
         await engine.dispose()