- Chat as collapsible right-side Sheet drawer, accessible from all pages
- Replace default-model-switch recipe with setup-agent identity recipe
- Add setup_agent_identity backend command (writes IDENTITY.md)
- Add "agent" param type to ParamForm for agent picker dropdown
- Custom action support in Cook flow (non-config-patch recipes)
- Profile save/delete in Settings now syncs to other pages via configVersion
- Move Backups section from Doctor to Settings
- Hide Doctor tab from sidebar navigation
- History preview now opens in Dialog instead of inline at page bottom
- Simplify History.tsx from useReducer to useState
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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