import 'package:json_annotation/json_annotation.dart'; part 'devToolsSettings.g.dart'; @JsonSerializable() class DevToolsSettings { bool showPerformanceOverlay; bool checkerboardOffscreenLayers; bool checkerboardRasterCacheImages; DevToolsSettings({required this.showPerformanceOverlay, required this.checkerboardOffscreenLayers, required this.checkerboardRasterCacheImages}); factory DevToolsSettings.fromJson(Map json) => _$DevToolsSettingsFromJson(json); Map toJson() => _$DevToolsSettingsToJson(this); }