All tests passed. Here's the full self-heal report:

**Palace Mail — Self-Heal Pass (2026-03-19 04:45 PDT)**

**Layout:** All structural elements present and rendering correctly — owner tabs (Junwon/Ace), account domain pills (manglasabang, palace.fund, palacering), split list/detail layout, compose button.

**APIs tested and passing:**
- `/api/mail/inbox` — all 6 accounts, folder switching (Sent), pagination
- `/api/mail/message` — subject, from, to, date, body, attachments
- `/api/mail/search` — returns filtered results
- `/api/mail/archive`, `/api/mail/delete` — proper error handling
- `/api/mail/attachment` — returns 200 for valid requests
- Push notification endpoints (vapid-key, subscribe) — working

**Functionality:** Compose modal, reply pre-fill, forward pre-fill, thread mode toggle (localStorage), account switching, owner tab switching — all present and wired correctly.

**No bugs found. No fixes required.**