- Added RandomThemeApplier to apply a random theme on login.
- Introduced RandomBackground component for setting a random background from presets.
- Updated GlobalKeyboardShortcuts import in RootLayout for consistent keyboard shortcut handling.
- Refactored BackgroundContext to include cycleBackground functionality for dynamic background changes.
- Removed deprecated useBackgroundCycle hook to streamline background management.
- Added `ToastProvider` to `RootLayout` for improved user feedback on theme changes.
- Updated `ThemeProvider` to display toast notifications with theme names and icons upon theme changes.
- Refactored theme-related imports to streamline code and improve maintainability.
- Simplified background cycling logic in `useBackgroundCycle` to utilize centralized background definitions.
- Cleaned up unused background definitions in `BackgroundContext` for better clarity and performance.
- Adjusted gradient definitions for various themes to enhance visual appeal and consistency.
- Added new gradient presets (sunset, ocean, forest, galaxy) to the BackgroundContext for broader customization options.
- Cleaned up unused console logs in useBackgroundCycle for better performance and readability.
- Added functionality for users to select and customize background images in settings, including predefined options and URL uploads.
- Updated `ViewPreferences` to store background image settings and modified `userPreferencesService` to handle updates.
- Enhanced global styles for improved readability with background images, including blur and transparency effects.
- Integrated `BackgroundImageSelector` component into settings for intuitive user experience.
- Refactored `Card` components across the app to use a new 'glass' variant for better aesthetics.
