close AF-2514
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Enhanced document explorer on mobile with live updates, responsive masonry layout, and improved empty state handling for all documents, collections, and tags.
- Added customization for card height and masonry item width in document explorer views.
- Extended layout components to support additional flexbox styling options for improved layout flexibility.
- **Bug Fixes**
- Improved flexibility in layout components by supporting additional flexbox styling options.
- **Refactor**
- Replaced older static document list and menu components with a unified, context-driven explorer for a more dynamic and interactive experience.
- Removed obsolete CSS and component files related to the previous document list and menu implementations.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
a96cd3eb0a