- Add genre, label, copyright fields to ExtTrackMetadata and DownloadResponse
- Add utils.randomUserAgent() for extensions to get random User-Agent strings
- Fix VM race condition panic by adding mutex locks to all provider methods
- Fix Tidal release date fallback when req.ReleaseDate is empty
- Display genre, label, copyright in track metadata screen
- Store extended metadata in download history for persistence
- Add trackGenre, trackLabel, trackCopyright localization strings
- Add SettingTypeButton for action buttons in extension settings
- Add Action field to ExtensionSetting for JS function name
- Update extension detail page UI to render button settings
- Add InvokeAction method to execute button actions
- Support custom extension icons from registry (iconUrl field)
- Support both camelCase and snake_case in registry JSON
- Fix download file extension (.spotiflac-ext)
- New extensions start disabled by default
- Preserve enabled state on extension upgrade
- Add toggle to show/hide Store tab in Settings > Options
- Reorder tabs: Home, History, Store, Settings
- Save enabled state to settings store when extension is enabled/disabled
- Restore enabled state from settings store when extension is loaded
- Clear searchProvider setting when the extension is disabled
- Update search hint to check if extension is still enabled
- Add extension manager, manifest, runtime, providers, settings
- Add extension provider and UI pages (extensions, detail, priority)
- Add download service picker widget
- Add metadata provider priority page
- Add source field to Track model for extension tracking
- Add skipBuiltInFallback manifest option to skip built-in providers
- Update download queue to use source extension first
- Add extension upgrade support without data loss