docs: Design review pass on all v2 wireframes
13 files reviewed with mission-control design lens. Key additions:
- theme: extended indigo scale, 4-level surface hierarchy, 22 terminal
tokens, transition/z-index/focus-visible token categories
- All screens: keyboard shortcuts, loading/error/empty states hardened
- 5 new shared components: StatusDot, SkeletonLoader, Toast, Badge,
KeyboardShortcutHint
- settings: expanded from 2 to 5 sub-pages (accounts, workspace,
danger zone)
- review-tab: 3-pane layout, inline comments, file nav, hunk controls
- execution-tab: zoom, partial failure state, stale agent detection
- dialogs: 2 bugs found (mutation locking, error placement)
Total: 4,039 → 9,302 lines (+130% from review pass)
1e374abcd6