MC-18601: Page Builder Render

Author: davemacaulay

app/code/Magento/PageBuilder/view/adminhtml/web/js/master-format/render.js

@@ -20,7 +20,7 @@
         <with args="stage">
             <render/>
         </with>
-        <iframe width="1" height="1" attr="src: config.render_url, id: 'render_frame_' + id" sandbox="allow-scripts" style="display: none;"></iframe>
-        <textarea name="debug" rows="15" cols="250"></textarea>
+        <iframe width="1" height="1" attr="id: 'render_frame_' + id" sandbox="allow-scripts" style="display: none;"></iframe>
+        <textarea name="debug" rows="5" cols="5"></textarea>
     </if>
 </div>

app/code/Magento/PageBuilder/view/adminhtml/web/template/page-builder.html

@@ -5,6 +5,7 @@
 
 import $ from "jquery";
 import _ from "underscore";
+import Config from "../config";
 import ContentTypeCollectionInterface from "../content-type-collection.types";
 import { getSerializedTree } from "./render/serialize";
 
@@ -100,6 +101,7 @@ export default class MasterFormatRenderer {
                 }
             });
         };
+        frame.src = Config.getConfig("render_url");
     }
 
     /**