修改自助建站---流程---5.保存模版

app/Controller/PublicController.php

@@ -1697,10 +1697,12 @@ class PublicController extends AbstractController
             [
                 'website_id' =>'required',
                 'template_data' =>'required',
+                'canvas_data' =>'required',
             ],
             [
                 'website_id.required' => '网站名称不能为空',
                 'template_data.required' => '网站名称不能为空',
+                'canvas_data.required' => 'canvas_data不能为空',
             ]
         );
          if ($validator->fails()) {