rebuild

lib/models/gallery.dart

@@ -0,0 +1,10 @@
+import 'image_resp.dart';
+
+class Gallery {
+  int pageNum;
+  int pageSize;
+  List<ImageResp> imageList;
+
+  Gallery(
+      {required this.pageNum, required this.pageSize, required this.imageList});
+}

lib/models/image_resp.dart

@@ -1,10 +1,10 @@
-import 'dart:ffi';
-
+import 'package:flutter/material.dart';
 import 'package:json_annotation/json_annotation.dart';
 
 part 'image_resp.g.dart';
 
 @JsonSerializable()
+@immutable
 class ImageResp {
   int id;
   String file_name;