fix: include id in radio settings

program/serializers.py

@@ -1092,7 +1092,7 @@ class RadioSettingsSerializer(serializers.ModelSerializer):
     station = serializers.SerializerMethodField()
 
     class Meta:
-        read_only_fields = ("cba", "playout", "programme", "station")
+        read_only_fields = ("id", "cba", "playout", "programme", "station")
         fields = read_only_fields
         model = RadioSettings