runtime error

Exit code: 1. Reason: Traceback (most recent call last): File "/home/user/app/app.py", line 30, in <module> bucket = oss2.Bucket(auth, endpoint, bucket_name, region=region) File "/usr/local/lib/python3.10/site-packages/oss2/api.py", line 689, in __init__ super(Bucket, self).__init__(auth, endpoint, is_cname, session, connect_timeout, File "/usr/local/lib/python3.10/site-packages/oss2/api.py", line 208, in __init__ self.endpoint = _normalize_endpoint(endpoint.strip()) AttributeError: 'NoneType' object has no attribute 'strip'

Container logs: