feat(NOJIRA-123): Add aria-label to modal close button (#636)

Resolves #635

Author: Matej Lednicky

packages/embed/src/factories/create-popup/create-popup.ts

@@ -51,6 +51,7 @@ const buildCloseButton = (close: () => void) => {
   const closeButton = document.createElement('button')
   closeButton.className = 'tf-v1-close tf-v1-close-icon'
   closeButton.innerHTML = '×'
+  closeButton.ariaLabel = 'Close'
   closeButton.onclick = invokeWithoutDefault(close)
   return closeButton
 }

packages/embed/src/factories/create-slider/create-slider.ts

@@ -45,6 +45,7 @@ const buildCloseButton = (close: () => void) => {
   const closeButton = document.createElement('button')
   closeButton.className = 'tf-v1-close tf-v1-close-icon'
   closeButton.innerHTML = '×'
+  closeButton.ariaLabel = 'Close'
   closeButton.onclick = invokeWithoutDefault(close)
   return closeButton
 }

packages/embed/src/factories/create-widget/create-widget.ts

@@ -25,6 +25,7 @@ const buildCloseButton = () => {
   const closeButton = document.createElement('button')
   closeButton.className = 'tf-v1-widget-close tf-v1-close-icon'
   closeButton.innerHTML = '×'
+  closeButton.ariaLabel = 'Close'
   return closeButton
 }