## Palace Code Self-Heal Report — March 18, 2026

All tests passed. No fixes needed.

### What was tested

**Layout:**
- Page renders correctly with "Palace Code" title
- Split-panel layout (thread list left, detail right) with draggable divider
- Time window selector (1h, 6h, 12h, 1d, 3d, 7d) present
- New chat (+) button present
- No console errors

**API endpoints:**
- `/code/api/threads` — 16 threads returned (13 replied, 3 failed)
- `/code/api/session-tails` — 5 recent session log entries returned
- `/code/api/linear-issues` — 74 issues returned (21 active)
- `/code/api/attach-thread`, `/code/api/update-thread`, `/code/api/delete-thread` — all operational

**Features verified:**
- Thread list grouped by status (Junwon to reply / working / queued / done)
- Thread auto-selection on load
- Detail panel loads session log on thread click
- Time window picker changes thread filter
- New chat button opens draft panel with input/mic/send
- Status badge dropdown functional
- Swipe-to-delete/archive with undo
- Debug button for failed/stalled threads
- Linear issue attachment (auto + manual)

Everything is working correctly.