- Add Places/Restaurants content type with PlaceCard, PlaceDetail, PlaceGrid
- Add WebsiteDetail and MagazineSectionDetail views for Context panel
- Enhance MagazineGrid hero with background image and 3x taller header
- Add mobile 3-tab layout (Chat, Content, Context) with detail navigation
- Add /code command system: useCodeContext composable, ProjectGrid, FileTreeNode,
CodeDetail for IDE-style code viewing across all three panels
- Fix /code bubble and prompt index clicks to re-activate code mode
- Fix updatePanelFromText overwriting code tab by skipping command messages
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Desktop (>= 1024px):
- Content grid and detail pane shown side-by-side when a detail is selected
- Three-column layout: chat | grid | detail
- Grid takes 45% width, detail fills remaining space
Mobile (< 1024px):
- Bottom tab bar with "Chat" and "Content" tabs
- Only one view visible at a time
- Auto-switches to Content tab when panel opens
- Orange dot indicator on Content tab when content is available
Extracted reusable components:
- ContentGridView: all grid renderers in one component
- DetailView: all detail views in one component
- CloseButton: reusable close/dismiss button
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
