opt handle res

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/models/fav_article/cover.dart

@@ -0,0 +1,13 @@
+class Cover {
+  String? url;
+  int? width;
+  int? height;
+
+  Cover({this.url, this.width, this.height});
+
+  factory Cover.fromJson(Map<String, dynamic> json) => Cover(
+        url: json['url'] as String?,
+        width: json['width'] as int?,
+        height: json['height'] as int?,
+      );
+}