- Add selection mode to PlayerQueue with long-press to select
- Disable inner navigation (title/artist) when selecting via TrackTile
- Show checkboxes only in selection mode
- Add selection AppBar behavior and bottom-sheet menu with: Select all, Add to playlist, Remove selected, Cancel
- Reuse existing PlaylistAddTrackDialog for bulk add
- Hide drag handle while in selection mode
Closes: # (implement multi-select queue feature)
- Updated database schema to include `repository` and `pluginApiVersion` columns in the `MetadataPluginsTable`.
- Modified `PluginConfiguration` model to include new fields for `repository` and `pluginApiVersion`.
- Enhanced JSON serialization and deserialization for the new fields in `PluginConfiguration`.
- Refactored `SettingsMetadataProviderPage` to display installed plugins with their repository information.
- Created new components `MetadataInstalledPluginItem` and `MetadataPluginRepositoryItem` for better UI representation of plugins.
- Updated plugin installation logic to handle new fields and display relevant information.
- Bumped `youtube_explode_dart` dependency version to `2.5.1`.
