- Add run_in_background_thread() in __init__.py to unify success/cancel/error
handling for hash calculation and local metadata build progress
- Extract match_model_by_title_generic() in core/matcher.py and use it from
both CivitAI and CivArchive providers to remove duplicated version/file
selection logic
- Enable safetensors header SHA256 extraction by default and report hash source
through progress updates
- Update options_methods.js to match backend progress behavior
- Add tests/test_title_matching_hashing.py covering title matching and hashing
- Minor metadata updates