chore(wip): upgrade dependencies, begin refactor

frontend/lib/domain/entities/preferences.g.dart

@@ -0,0 +1,16 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'preferences.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+_Preferences _$PreferencesFromJson(Map<String, dynamic> json) => _Preferences(
+      test: json['test'] as String,
+    );
+
+Map<String, dynamic> _$PreferencesToJson(_Preferences instance) =>
+    <String, dynamic>{
+      'test': instance.test,
+    };