feat(FN-2290): correct mobile ChatView header and back-button behavior

- Render the thread header on mobile only when a session is active while keeping desktop behavior unchanged
- Show the mobile back button only in active thread view and route it back to session list state
- Add comprehensive ChatView tests covering mobile list/thread states and desktop header visibility
This commit is contained in:
Fusion
2026-04-23 07:47:50 -07:00
committed by gsxdsm
parent 9cd881e618
commit 93ccc8d1d0

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