feat: enhance model metadata provider with import error handling and mock setup for tests

pytest.ini

@@ -0,0 +1,8 @@
+[pytest]
+addopts = -v --import-mode=importlib
+testpaths = tests
+python_files = test_*.py
+python_classes = Test*
+python_functions = test_*
+# Skip problematic directories to avoid import conflicts
+norecursedirs = .git .tox dist build *.egg __pycache__ py