test(backend): update legacy agent and auth expectations

backend/tests/integration/conftest.py

@@ -33,7 +33,10 @@ def pytest_collection_modifyitems(config, items):
     if not config.getoption("--run-integration"):
         skip_integration = pytest.mark.skip(reason="use --run-integration to run")
         for item in items:
-            item.add_marker(skip_integration)
+            # Only skip items under tests/integration/ — the global hook
+            # applies to ALL items, not just integration tests.
+            if "/integration/" in item.nodeid:
+                item.add_marker(skip_integration)
 import requests
 from sqlalchemy import create_engine, event, text
 from sqlalchemy.orm import Session, sessionmaker