runtime error

Exit code: 1. Reason: Traceback (most recent call last): File "/app/app.py", line 19, in <module> socketio = SocketIO(app, cors_allowed_origins="*", async_mode='eventlet') File "/usr/local/lib/python3.13/site-packages/flask_socketio/__init__.py", line 187, in __init__ self.init_app(app, **kwargs) ~~~~~~~~~~~~~^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.13/site-packages/flask_socketio/__init__.py", line 243, in init_app self.server = socketio.Server(**self.server_options) ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.13/site-packages/socketio/base_server.py", line 34, in __init__ self.eio = self._engineio_server_class()(**engineio_options) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.13/site-packages/engineio/base_server.py", line 94, in __init__ raise ValueError('Invalid async_mode specified') ValueError: Invalid async_mode specified

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