runtime error

Exit code: 1. Reason: Traceback (most recent call last): File "/home/user/app/app.py", line 11, in <module> DB_CONN = pymongo.MongoClient(os.environ.get("DB_URL")) File "/usr/local/lib/python3.10/site-packages/pymongo/synchronous/mongo_client.py", line 891, in __init__ self._get_topology() # type: ignore[unused-coroutine] File "/usr/local/lib/python3.10/site-packages/pymongo/synchronous/mongo_client.py", line 1758, in _get_topology self._resolve_srv() File "/usr/local/lib/python3.10/site-packages/pymongo/synchronous/mongo_client.py", line 910, in _resolve_srv res = uri_parser._parse_srv( File "/usr/local/lib/python3.10/site-packages/pymongo/synchronous/uri_parser.py", line 168, in _parse_srv nodes = dns_resolver.get_hosts() File "/usr/local/lib/python3.10/site-packages/pymongo/synchronous/srv_resolver.py", line 157, in get_hosts _, nodes = self._get_srv_response_and_hosts(True) File "/usr/local/lib/python3.10/site-packages/pymongo/synchronous/srv_resolver.py", line 131, in _get_srv_response_and_hosts results = self._resolve_uri(encapsulate_errors) File "/usr/local/lib/python3.10/site-packages/pymongo/synchronous/srv_resolver.py", line 125, in _resolve_uri raise ConfigurationError(str(exc)) from None pymongo.errors.ConfigurationError: The DNS query name does not exist: _mongodb._tcp.cluster0.f3rttzt.mongodb.net.

Container logs: