更新：修复后台单页组图提交时组图数组键名未重置而导致的bug

app/controller/manager/Content.php

@@ -120,6 +120,7 @@ class Content extends Base
             if(!empty($groupIds)){
                 foreach($groupIds as $key => $groupId){
                     $group = $groups[$groupId] ?? [];
+                    $group = array_values($group);
                     $data[] = [
                         'id' => $groupId,
                         'value' => json_encode($group)

app/controller/manager/Page.php

@@ -326,6 +326,7 @@ class Page extends Base
             $imgs = input('post.img/a');
             $categoryId = input('post.category_id/d');
             if (!empty($imgs) && is_array($imgs)) {
+                $imgs = array_values($imgs);
                 $item['value'] = json_encode($imgs);
             } else {
                 $item['value'] = '';