🐛 fix: 실행되다 멈추는 오류 수정

Author: frombunny

main.py

@@ -11,8 +11,12 @@
     global_exception_handler,
 )
 
+import asyncio
+
 @asynccontextmanager
 async def lifespan(app: FastAPI):
+    loop = asyncio.get_event_loop()
+    await loop.run_in_executor(None, loader.load_all)  
     loader.load_all()
     print("모델/DB 로딩 완료")