close AF-2583
<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- **New Features**
- Introduced a new tag list header with breadcrumb navigation and a tag selector dropdown for improved navigation and tag management.
- Added a searchable dropdown menu for selecting and switching between tags.
- **Improvements**
- Updated the tag detail page to use a more dynamic, subscription-based document explorer for displaying tagged content.
- Enhanced header controls with an updated display menu button.
- **Style**
- Added comprehensive new styles for the tag list header and tag selector components.
- Introduced a new scroll area style for flexible layout.
- **Documentation**
- Marked an older page list header component as deprecated.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
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