Palace Mail is fully healthy. Here's the summary:

**All tests passed — no fixes needed.**

### What was tested

**Layout (all elements present):**
- Header with Palace logo, Junwon/Ace owner tabs, compose button
- Account domain pills (manglasabang, palace.fund, palacering)
- Split layout — email list left, detail pane right
- Search bar, Threads toggle, load-more button

**API endpoints (all working):**
- All 6 accounts return valid inbox data
- Sent folder: 290 messages for junwon-manglasabang, 3 for ace-manglasabang
- Search: returns correct results
- Message detail: fetches full body and attachments
- Attachment download: working (tested a 654KB PNG)
- Archive/delete: return correct error on bad params
- VAPID key endpoint: working

**Functionality (all working):**
- Owner tab switching reloads correct inbox
- Account pill switching updates list and compose From field
- Compose modal opens with pre-filled recipient
- Reply prefills To + "Re:" subject
- Forward prefills "Fwd:" subject + quoted body
- Thread mode toggle persists to localStorage
- Swipe-to-archive/delete gesture handlers present
- Pull-to-refresh for mobile present