vocab quiz convert ** to em

docs/.vitepress/theme/components/AudioButton.vue

@@ -13,9 +13,13 @@ const props = defineProps<{
   src: string;
 }>();
 
+defineExpose({
+  playAudio,
+});
+
 const audioEl = useTemplateRef("audio");
 
-function playAudio() {
+async function playAudio() {
   if (!audioEl.value) return;
 
   document.querySelectorAll("audio").forEach((el) => {
@@ -25,7 +29,7 @@ function playAudio() {
 
   audioEl.value.src = props.src;
   audioEl.value.currentTime = 0;
-  audioEl.value.play();
+  await audioEl.value.play();
 }
 </script>