- Drag tabs to reorder; context menu to close, close others, close right
- Resizable sidebar width (synced setting), collapsible with Mod+\
- Outline panel (Mod+Shift+O): right column on desktop, overlay on mobile
- Mobile: title opens quick switcher, swipe left closes the drawer,
44px touch targets
- Store app settings as one JSON document on the server, merged per key and
pushed to other devices; cache locally to avoid a flash on load
- Settings page groups appearance, account, shortcuts, shares, API tokens and
trash; full screen with a section list on phones
- Font size and content width settings
- Change the login password, signing out other sessions
- Settings writes and password changes only accept a login session
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