add adaptive_scaffold

mobile-v2/lib/domain/models/album.model.dart

@@ -0,0 +1,31 @@
+import 'package:flutter/foundation.dart';
+
+@immutable
+class LocalAlbum {
+  final int id;
+  final String localId;
+  final String name;
+  final DateTime modifiedTime;
+
+  const LocalAlbum({
+    required this.id,
+    required this.localId,
+    required this.name,
+    required this.modifiedTime,
+  });
+
+  @override
+  bool operator ==(covariant LocalAlbum other) {
+    if (identical(this, other)) return true;
+
+    return other.hashCode == hashCode;
+  }
+
+  @override
+  int get hashCode {
+    return id.hashCode ^
+        localId.hashCode ^
+        name.hashCode ^
+        modifiedTime.hashCode;
+  }
+}