Parchment v2.0.0 - The Complete Roadmap Release

- GFM strikethrough support (~~text~~)
- GFM footnotes with superscript references
- LaTeX/Math rendering (KaTeX)
- Mermaid diagram support
- Complete emoji shortcode support

- Variable font support for smooth heading weights
- 8pt baseline grid alignment for typography
- True distraction-free mode (Cmd+Shift+D)
- Export preview before saving (Cmd+Shift+E)
- Smooth theme transitions

- Homebrew distribution (brew install parchment)
- Export templates: Academic, GitHub, Manuscript
- Full Handoff support for device continuity
- User-configurable keyboard shortcuts
- Stage Manager optimization for macOS Ventura+

- 204 tests passing
- 20+ new files
- 7,600+ lines of new code

Release v1.3.0 - Typography Excellence