- Updated version in __init__.py, pyproject.toml, package.json, and requirements.txt
- Added changelog entry for v0.9.3 with English translation and voice design improvements
- Documented VibeVoice Voice Design node addition and simplification
- Fix relative import issue in __init__.py with fallback
- Add robust error handling for missing dependencies
- Add test scripts to verify syntax and structure
- Ensure graceful degradation when dependencies missing
- All syntax tests pass - structure is correct