- Move Upload Music, Music Library, and Song Matching tabs to Configuration page
- Add all music storage state management and functionality to Configuration component
- Remove standalone Music Storage page and route
- Update header to use single Configuration button instead of separate Music Storage button
- Create comprehensive 5-tab Configuration page:
1. Library Management (XML import, database reset)
2. Upload Music (drag & drop file uploads)
3. Music Library (file management and S3 sync)
4. Song Matching (link files to Rekordbox songs)
5. S3 Configuration (external bucket setup)
- Clean up unused imports and routes
- Provide single, comprehensive configuration experience
All configuration and music storage functionality is now centralized
in one unified page with a clean tabbed interface.