- Add Fumadocs-based docs site (docs-site/)
- Document all features: tabs, notifications, splits, socket API, CLI
- Add Claude Code hooks guide with cmuxterm detection
- Update README with native macOS emphasis and brew install
- Add homebrew-cmuxterm to .gitignore (has its own repo)
- Add centered title and tagline
- Add macOS download badge image
- Rewrite copy to highlight AI agent notification use case
- Remove developer-focused release/secrets documentation