Palace Mail is fully operational — all clear.

**Audit summary:**
- Layout renders correctly: owner tabs (Junwon/Ace), account domain pills, split pane (list + detail), compose button, search
- All 9 API endpoints responding (inbox, search, message, archive, delete, attachment, send, subscribe, vapid-key)
- All interactive features present: compose modal, reply pre-fill, owner/account switching, thread mode, pagination, swipe gestures, pull-to-refresh
- No fixes required, no rebuild needed