getInstalledPackages method
Get list of installed apps
Implementation
@override
Future<List<AppInfo>> getInstalledPackages() async {
final result = await methodChannel.invokeMethod<String>(
'get_installed_packages',
);
if (result == null || result.isEmpty) return [];
final List<dynamic> jsonList = jsonDecode(result);
return jsonList
.map((e) => AppInfo.fromJson(e as Map<String, dynamic>))
.toList();
}