addOrUpdateStatus method
Adds or updates a status definition.
Implementation
Future<void> addOrUpdateStatus(StatusDef status) async {
final statuses = [
..._config.statuses.where(
(item) => item.actualValue != status.actualValue,
),
status,
];
_config = _copyConfig(_config, statuses: statuses);
await _storage.save(_config);
notifyListeners();
}