registerAumid method
Implementation
@override
Future<void> registerAumid({
required String aumid,
required String displayName,
String? iconPath,
}) async {
final args = <String, dynamic>{
'aumid': aumid,
'display_name': displayName,
};
if (iconPath != null) args['icon_path'] = iconPath;
await methodChannel.invokeMethod('register_aumid', args);
}