runtime error

Exit code: 1. Reason: Traceback (most recent call last): File "/home/user/app/app.py", line 9, in <module> from utils import save_results, get_test_by_student_class_book File "/home/user/app/utils/__init__.py", line 2, in <module> from .db import * File "/home/user/app/utils/db.py", line 8, in <module> client = MongoClient(os.getenv("MONGO_CONNECTION_STRING")) File "/usr/local/lib/python3.10/site-packages/pymongo/synchronous/mongo_client.py", line 784, in __init__ res = uri_parser.parse_uri( File "/usr/local/lib/python3.10/site-packages/pymongo/uri_parser.py", line 558, in parse_uri nodes = dns_resolver.get_hosts() File "/usr/local/lib/python3.10/site-packages/pymongo/srv_resolver.py", line 141, in get_hosts _, nodes = self._get_srv_response_and_hosts(True) File "/usr/local/lib/python3.10/site-packages/pymongo/srv_resolver.py", line 120, in _get_srv_response_and_hosts results = self._resolve_uri(encapsulate_errors) File "/usr/local/lib/python3.10/site-packages/pymongo/srv_resolver.py", line 114, in _resolve_uri raise ConfigurationError(str(exc)) from None pymongo.errors.ConfigurationError: The DNS query name does not exist: _mongodb._tcp.gradiotesting.wa1v5.mongodb.net.

Container logs: