refactor: asset grid

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

@@ -28,6 +28,10 @@ class RenderListMonthHeaderElement extends RenderListElement {
     header = formatter.format(date);
   }
 
+  @override
+  String toString() =>
+      'RenderListMonthHeaderElement(header: $header, date: $date)';
+
   @override
   bool operator ==(covariant RenderListMonthHeaderElement other) {
     if (identical(this, other)) return true;
@@ -44,6 +48,10 @@ class RenderListDayHeaderElement extends RenderListElement {
 
   const RenderListDayHeaderElement({required super.date, required this.header});
 
+  @override
+  String toString() =>
+      'RenderListDayHeaderElement(header: $header, date: $date)';
+
   @override
   bool operator ==(covariant RenderListDayHeaderElement other) {
     if (identical(this, other)) return true;