Fix Windows file locking in repository tests

tests/unit/test_repository.py

@@ -14,7 +14,8 @@ from py_dvt_ate.data.repository import SQLiteRepository
 @pytest.fixture
 def temp_db():
     """Create a temporary database for testing."""
-    with tempfile.TemporaryDirectory() as tmpdir:
+    # Use ignore_cleanup_errors=True for Windows file locking issues
+    with tempfile.TemporaryDirectory(ignore_cleanup_errors=True) as tmpdir:
         db_path = Path(tmpdir) / "test.db"
         yield db_path
 
@@ -27,6 +28,7 @@ def repository(temp_db):
     yield repo
     # Ensure all connections and file handles are closed before cleanup
     # This is critical on Windows to prevent PermissionError
+    repo.close()
     del repo
     gc.collect()