- Add CanvasRunControls with Run dropdown (Run, Run on Change), Queue button
- Add CanvasShareDialog with Figma-like sharing UI (invite, permissions, link)
- Add CanvasRightToolbar with zoom and fit controls
- Move run button from tab bar to canvas area (top-right)
- Integrate share dialog with tab bar share button
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>