All clear. Here's the audit summary:

**Palace Code — All Features Passing**

- Page renders at HTTP 200 with correct title, layout, and CSS
- All 12 API endpoints tested and working:
  - `/code/api/threads` — 5 threads returned
  - `/code/api/session-tails` — session logs and transcript fallback both work
  - `/code/api/linear-issues` — 74 issues
  - `/code/api/attach-thread` (GET/POST) — 96 attachments, write confirmed
  - `/code/api/update-thread`, `/code/api/delete-thread`, `/code/api/sync-linear` — all 200
  - `/code/api/chat` and `/code/api/chat-stream` — correctly reject empty messages with 400
- All JS bundles (Dashboard, DetailPanel, ThreadCard, StatusBadge, api, use-threads) serving correctly
- Split-panel layout, time window selector, thread card CSS all present and valid

No fixes were needed. No rebuild required.