优化

app/Admin/Controllers/ProductController.php

@@ -88,6 +88,7 @@ class ProductController extends AdminController
             $form->text('name')->required()->width(4);
             $form->textarea('content')->required()->width(4);
             $form->image('image')->autoUpload()->uniqueName()->required()->width(4);
+            $form->url('url')->width(4);
             $form->switch('status')->default(1);
         });
     }