/// Canonical service / provider identifiers shared across the app. /// /// These values must stay in sync with the provider ids reported by the Go /// backend and by extensions; use them instead of raw string literals when /// comparing or dispatching on a service id. abstract final class MusicServices { static const spotify = 'spotify'; static const deezer = 'deezer'; static const tidal = 'tidal'; static const qobuz = 'qobuz'; static const amazon = 'amazon'; /// Pseudo-service for tracks that only exist in the local library. static const local = 'local'; }