- Add StatusTree component with collapsible directory hierarchy for staged/unstaged/untracked files
- Replace flat file lists in GitPage with tree view showing file type icons and git status badges
- Add AgentBar arc dock with per-agent terminal frame and voice modal
- Update ejecutor settings with hooks for claude-status reporting
- Add Nucleo atom logo with animated orbiting electrons
- Redesign FAB with glassmorphism effect and purple gradient
- Add connection indicator (green dot) when terminal is open
- Update FloatingTerminal header with Nucleo branding
- Add PermissionRequest hook support with red alert animation
- Document Nucleo in README with visual states table
- Create official Nucleo logo SVG in docs/
