Users can right-click any room and 'Rename for me...' to set a local
display name visible only to them. Stored in account data under
io.lotus.room_names. Shows a pencil indicator on renamed rooms.
useLocalRoomName() hook overrides useRoomName() when a local name exists.
Also includes:
- Rich room topic rendering via RoomTopicContent object (formatted_body
support in RoomTopicViewer with HTML sanitization via sanitizeCustomHtml)
- Edit history viewer: clicking '(edited)' on a message opens a modal
showing all prior versions with timestamps (EditHistoryModal.tsx)
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
jared