Introduce negative sortOrder to run the JS defer BEFORE caching mechanism (in Magento/PageCache/etc/frontend/di.xml:15)

Author: lbajsarowicz

app/code/Magento/Theme/etc/frontend/di.xml

@@ -30,7 +30,7 @@
         <plugin name="asyncCssLoad" type="Magento\Theme\Controller\Result\AsyncCssPlugin"/>
     </type>
     <type name="Magento\Framework\View\Result\Layout">
-        <plugin name="result-js-footer" type="Magento\Theme\Controller\Result\JsFooterPlugin"/>
+        <plugin name="deferJsToFooter" type="Magento\Theme\Controller\Result\JsFooterPlugin" sortOrder="-10"/>
     </type>
     <type name="Magento\Theme\Block\Html\Header\CriticalCss">
         <arguments>