mani.py on_event->lifespan; error->return code -1

backend/app/main.py

@@ -15,15 +15,22 @@ from app import tasks
 from fastapi.middleware.cors import CORSMiddleware
 import logging
 from app.core.apiexception import APIException, writedblog
+from app.core.common import ApiReturnError
 from app.db.crud import create_log
 from fastapi.responses import JSONResponse
 import asyncio
+from contextlib import asynccontextmanager
 
 
 Base.metadata.create_all(bind=engine) 
 
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    startup_event()
+    yield
+
 app = FastAPI(
-    title=config.PROJECT_NAME, docs_url="/api/docs", openapi_url="/api"
+    title=config.PROJECT_NAME, docs_url="/api/docs", openapi_url="/api",lifespan=lifespan
 )
 
 origins = [
@@ -47,12 +54,11 @@ add_pagination(app)
 #     request.state.db.close()
 #     return response
 
-@app.on_event("startup")
-async def startup_event():
+def startup_event():
     log_dir="log"
     if not os.path.exists(log_dir):
         os.makedirs(log_dir)
-        
+    
     logger = logging.getLogger("uvicorn.access")
     handler = logging.handlers.RotatingFileHandler(f"{log_dir}/api.log",mode="a",maxBytes = 100*1024, backupCount = 3)
     handler.setFormatter(logging.Formatter("%(asctime)s - %(levelname)s - %(message)s"))
@@ -64,7 +70,7 @@ async def api_exception_handler(request: Request, exc: APIException):
     loop.run_in_executor(None,writedblog,exc)
     return JSONResponse(
             status_code=exc.status_code,
-            content={"detail": f"{exc.detail}"},
+            content= ApiReturnError(msg = f"{exc.detail}").model_dump(),
     )
 
 @app.get("/api/v1")