fix: address code review feedback

- Add inline safety comment for noqa: S608 (table_name from inspect)
- Fix HTTPException detail to be a string (not dict)
- Add aria-label to migration progress bar
- Rename _noop to _NoOpContextManager in tests
- Add explanatory comment for zip(strict=False)

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>

tests/test_db_wizard_api.py

@@ -31,7 +31,7 @@ class TestDatabaseApiEndpoints:
     def test_build_url_sqlite(self, client):
         """Test building a SQLite URL as admin."""
         # Simulate admin session
-        with client.session_transaction() if hasattr(client, "session_transaction") else _noop():
+        with client.session_transaction() if hasattr(client, "session_transaction") else _NoOpContextManager():
             pass
         # Use the session cookie approach
         client.cookies.set("session", "test")
@@ -148,7 +148,9 @@ class TestDatabaseWizardView:
 
 
 # Context manager helper for tests that don't need session_transaction
-class _noop:
+class _NoOpContextManager:
+    """Dummy context manager for tests that don't need session_transaction."""
+
     def __enter__(self):
         return None