In case of an http error show Offline in a Now playing field.

internal/radio/icecast.go

@@ -60,7 +60,7 @@ type Song struct {
 func IcecastGetStatus(icecastURL string) (*IcecastStatus, error) {
 	resp, err := http.Get(icecastURL)
 	if err != nil {
-		return &IcecastStatus{}, err
+		return &IcecastStatus{SongName: "Offline"}, err
 	}
 
 	iceStatDTO := &IcecastStatusDTO{}