feat(service): Add working database persistency

lib/src/data/anime.g.dart

@@ -0,0 +1,28 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'anime.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+_$_AnimeTrackingData _$$_AnimeTrackingDataFromJson(Map<String, dynamic> json) =>
+    _$_AnimeTrackingData(
+      json['id'] as String,
+      const AnimeTrackingStateConverter().fromJson(json['state'] as int),
+      json['title'] as String,
+      json['episodesWatched'] as int,
+      json['episodesTotal'] as int?,
+      json['thumbnailUrl'] as String,
+    );
+
+Map<String, dynamic> _$$_AnimeTrackingDataToJson(
+        _$_AnimeTrackingData instance) =>
+    <String, dynamic>{
+      'id': instance.id,
+      'state': const AnimeTrackingStateConverter().toJson(instance.state),
+      'title': instance.title,
+      'episodesWatched': instance.episodesWatched,
+      'episodesTotal': instance.episodesTotal,
+      'thumbnailUrl': instance.thumbnailUrl,
+    };