Resolve #3489988 "Closed sidebar state"

Closes #3489988

build/js/edit-screen.js

@@ -116,7 +116,6 @@
       const sidebarToggle = document.querySelector('#me-sidebar-toggle-btn');
       sidebarToggle.addEventListener('click', (e) => {
         e.currentTarget;
-        console.warn('sidebarToggle', sidebarState);
         if (sidebarState === 'open') {
           // When closing the sidebar, set the width to 10px.
           document.documentElement.style.setProperty('--me-dialog-dock-width', '10px');
@@ -145,6 +144,7 @@
           sidebarToggle.classList.remove('me-button--sidebar-expand');
           sidebarToggle.classList.add('me-button--sidebar-collapse');
           sidebarToggle.innerHTML = `<span>${Drupal.t('Hide sidebar')}</span>`;
+          sidebarToggle.setAttribute('title', Drupal.t('Hide sidebar'));
           localStorage.removeItem('mercury-dialog-dock-collapsed');
         }
         else {
@@ -152,6 +152,7 @@
           sidebarToggle.classList.remove('me-button--sidebar-collapse');
           sidebarToggle.classList.add('me-button--sidebar-expand');
           sidebarToggle.innerHTML = `<span>${Drupal.t('Show sidebar')}</span>`;
+          sidebarToggle.setAttribute('title', Drupal.t('Show sidebar'));
           localStorage.setItem('mercury-dialog-dock-collapsed', 'true');
         }