test cypress interaction and if it accounts for mobile design

cypress/integration/default/learn/header/menu-accessibility.js

@@ -0,0 +1,10 @@
+// test if mobile search bar affect the test
+describe('Default Navigation Menu', () => {
+  it('should be possible to open the menu with the tab keybound.', () => {
+    cy.visit('/learn');
+    cy.get('toggle-button-nav')
+      .focus()
+      .type('{enter}{tab}{tab}')
+      .should('a', 'focus');
+  });
+});