Update index.js

index.js

@@ -121,7 +121,7 @@ const options = {
 };
 
 /** Main */
-document.addEventListener("DOMContentLoaded", () => {
+document.addEventListener("DOMContentLoaded", async () => {
     /** DOM elements */
     const graphsContainer = document.getElementById("graphs");
     const audioContainer = document.getElementById("audio");