add optional tidal atmos preference with immersive fallback

internal/config/config.go

@@ -60,6 +60,7 @@ type QobuzConfig struct {
 type TidalConfig struct {
 	Quality        int    `toml:"quality"`
 	DownloadVideos bool   `toml:"download_videos"`
+	PreferAtmos    bool   `toml:"prefer_atmos"`
 	UserID         string `toml:"user_id"`
 	CountryCode    string `toml:"country_code"`
 	AccessToken    string `toml:"access_token"`
@@ -233,6 +234,7 @@ func DefaultConfigData() ConfigData {
 		Tidal: TidalConfig{
 			Quality:        3,
 			DownloadVideos: true,
+			PreferAtmos:    false,
 		},
 		Deezer: DeezerConfig{
 			Quality:                    2,