saveConfig method
Implementation
Future<void> saveConfig(SpectraConfig config) async {
final file = _configFile;
final yamlMap = config.toYaml();
final buffer = StringBuffer();
yamlMap.forEach((key, value) {
if (value != null) {
buffer.writeln('$key: "$value"');
}
});
await file.writeAsString(buffer.toString());
}