v0.3

Major UI redesign and dark theme support for v0.3

🎨 Complete visual redesign with Material Design 3
- Modern card-based app list with enhanced visual hierarchy
- Beautiful loading screen with animated progress indicators
- Real-time progress tracking with app count display

🔍 Advanced search functionality
- Instant search across app names and package names
- High-contrast search bar with proper theming
- Clean, accessible search interface

🌙 Full dark theme support
- Automatic system theme following with DayNight theme
- Optimized colors for both light and dark modes
- Enhanced contrast and readability across all themes

✨ Enhanced user experience
- Smooth animations and transitions
- Material Design ripple effects
- Professional app bar with proper branding
- Improved touch targets and accessibility

🎯 Visual improvements
- AI chat apps prominently displayed at top
- Package names shown for better app identification
- Rounded corners and elevated cards throughout
- Consistent spacing and typography system