- Fix Tool object access (use attributes instead of dictionary access)
- Fix mock signatures for path_mapping_consistency test
- Fix get_code_summary tests by mocking analyzer instead of non-existent Repository method
- Fix get_prompt method signatures to use correct parameter order
- Fix test_get_code_summary_invalid_type to test path validation
- Fix test_review_help to be more robust with formatting
- Add explicit main branch creation in test fixtures to prevent 'ref not found' errors

… requirement