Создание коллекций

lib/models/collection_dto.dart

@@ -0,0 +1,27 @@
+// To parse this JSON data, do
+//
+//     final collectionDto = collectionDtoFromJson(jsonString);
+
+import 'package:freezed_annotation/freezed_annotation.dart';
+import 'dart:convert';
+
+part 'collection_dto.freezed.dart';
+part 'collection_dto.g.dart';
+
+CollectionDto collectionDtoFromJson(String str) =>
+    CollectionDto.fromJson(json.decode(str));
+
+String collectionDtoToJson(CollectionDto data) => json.encode(data.toJson());
+
+@freezed
+class CollectionDto with _$CollectionDto {
+  const factory CollectionDto({
+    required String desc,
+    required String title,
+    required bool isPublic,
+    String? avatar,
+  }) = _CollectionDto;
+
+  factory CollectionDto.fromJson(Map<String, dynamic> json) =>
+      _$CollectionDtoFromJson(json);
+}