Update index.html

index.html

@@ -5,6 +5,15 @@
         <script>
             eruda.init();
         </script>
+      <!-- Google tag (gtag.js) -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=G-2M35HBEEVH"></script>
+<script>
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
+
+  gtag('config', 'G-2M35HBEEVH');
+</script>
 <script>
 document.addEventListener("DOMContentLoaded", () => {
   if (localStorage.getItem("admin") !== "1") {