MC-36202: Support same site

- add src compatibility

Author: omiroshnichenko

app/code/Magento/PageBuilder/view/adminhtml/web/js/content-type/observable-updater/attributes.js

@@ -7,25 +7,25 @@
 
 <figure attr="data.main.attributes" ko-style="Object.assign({}, data.main.style(), !data.desktop_image.attributes().src ? {} : {borderStyle: 'none'})" css="data.main.css">
     <a if="data.link.attributes().href" attr="data.link.attributes" ko-style="data.link.style" css="data.link.css">
-        <img if="data.desktop_image.attributes()['data-src']"
+        <img if="data.desktop_image.attributes().src"
              attr="data.desktop_image.attributes"
              class="pagebuilder-mobile-hidden"
              css="data.desktop_image.css"
              ko-style="data.desktop_image.style" />
-        <img if="data.mobile_image.attributes()['data-src']"
+        <img if="data.mobile_image.attributes().src"
              attr="data.mobile_image.attributes"
              class="pagebuilder-mobile-only"
              css="data.mobile_image.css"
              ko-style="data.mobile_image.style" />
     </a>
 
     <ifnot args="data.link.attributes().href">
-        <img if="data.desktop_image.attributes()['data-src']"
+        <img if="data.desktop_image.attributes().src"
              attr="data.desktop_image.attributes"
              class="pagebuilder-mobile-hidden"
              css="data.desktop_image.css"
              ko-style="data.desktop_image.style"/>
-        <img if="data.mobile_image.attributes()['data-src']"
+        <img if="data.mobile_image.attributes().src"
              attr="data.mobile_image.attributes"
              class="pagebuilder-mobile-only"
              css="data.mobile_image.css"

app/code/Magento/PageBuilder/view/adminhtml/web/template/content-type/image/full-width/master.html

@@ -30,6 +30,7 @@ export default function generate(
         if ("read" === attributeConfig.persistence_mode) {
             continue;
         }
+        // @ts-ignore
         let value;
         if (!!attributeConfig.static) {
             value = attributeConfig.value;
@@ -43,7 +44,9 @@ export default function generate(
 
         // Replacing src attribute with data-src to prevent img requests in iframe during master format rendering
         if (attributeConfig.name === "src" && Config.getMode() !== "Preview") {
-            attributeData["data-" + attributeConfig.name] = value;
+            attributeData["data-" + attributeConfig.name] = value as string;
+            // @ts-ignore
+            Object.defineProperty(attributeData, attributeConfig.name, { get() { return value; } });
         } else {
             attributeData[attributeConfig.name] = value;
         }