Add comprehensive version management and upgrade notification system:
New Features:
- Add /version command for checking installed versions
- GitHub API integration for latest release detection
- Automatic upgrade notifications and recommendations
- Version tracking in both local and global installations
- Quick version check with comprehensive status display
Documentation Updates:
- Update CHANGELOG.md with v3.2.3 release notes
- Update README.md version badge to v3.2.3
- Update README_CN.md with Chinese version documentation
- Add RELEASE_NOTES_v3.2.3.md with detailed release information
- Add /version command to command reference tables
Cleanup:
- Remove old release notes (RELEASE_NOTES_v2.0.md, RELEASE_NOTES_v3.2.1.md)
Version Files:
- Update ~/.claude/version.json to v3.2.3
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
