init method
Implementation
Future<void> init() async {
basePath = await getAppDir();
storagePath = '$basePath/.storage';
// create basePath + ".storage" folder if not exists
if (!Directory(storagePath).existsSync()) {
Directory(storagePath).createSync();
}
// create the masterPassword
masterPassword = toMD5(seeder.toString());
isReady = true;
}