Use master-detail layout on skinny windows so server and channel lists share one screen, with back returning to the space list instead of redirect loops. Add useBackRoute for title-bar and page-header back buttons with view transitions.
- Added support for setting avatar border color and gradient in user profile settings.
- Introduced new hooks for managing user profile styles and fetching metadata from avatars.
- Implemented an AngleSelector component for selecting gradient direction.
- Updated RoomNavItem to display parent space information for direct messages.
- Improved caching mechanism for user banners and profile styles.
- Refactored image metadata handling to include new profile style attributes.
