* feat: add AbsIcons font and update pubspec.yaml for font integration
* feat: implement library selection in YouPage
* fix: optimize authenticatedApi provider to not rebuild unnecessarily
* feat: add LibrarySwitchChip widget and integrate it into YouPage and ScaffoldWithNavBar
* feat: enhance library selection UI with refresh functionality and error handling
* fix: change library switcher activation from long press to double tap
* feat: show current library on nav bar
* feat: refactor LibraryBrowserPage to use CustomScrollView and enhance app bar with dynamic library icon and title
