update

backend/app/main.py

@@ -1,3 +1,5 @@
+from contextlib import asynccontextmanager
+
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
 
@@ -6,11 +8,20 @@ from app.core.config import get_settings
 from app.core.logging import configure_logging, setup_request_logging
 
 
+@asynccontextmanager
+async def _lifespan(app: FastAPI):
+    # 启动算力状态轮询线程（同步派发到算力的训练任务状态/日志/指标）
+    from app.modules.fine_tune.service import start_compute_sync_worker, stop_compute_sync_worker
+    start_compute_sync_worker()
+    yield
+    stop_compute_sync_worker()
+
+
 def create_app() -> FastAPI:
     settings = get_settings()
     configure_logging(settings)
 
-    app = FastAPI(title=settings.app_name)
+    app = FastAPI(title=settings.app_name, lifespan=_lifespan)
     app.add_middleware(
         CORSMiddleware,
         allow_origins=settings.cors_allow_origins,