Add a head.additional block to adminhtml layout

Gabriel Somoza · Gabriel Somoza · commit 336b463c36be · 2020-05-27T15:08:37.000+02:00
diff --git a/app/code/Magento/Backend/view/adminhtml/layout/default.xml b/app/code/Magento/Backend/view/adminhtml/layout/default.xml
@@ -17,6 +17,7 @@
     <body>
         <attribute name="id" value="html-body"/>
         <block name="require.js" class="Magento\Backend\Block\Page\RequireJs" template="Magento_Backend::page/js/require_js.phtml"/>
+        <block class="Magento\Framework\View\Element\Text\ListText" name="head.additional"/>
         <referenceContainer name="global.notices">
             <block class="Magento\Backend\Block\Page\Notices" name="global_notices" as="global_notices" template="Magento_Backend::page/notices.phtml"/>
         </referenceContainer>
