Update index.html

src/openvisuspy/dashboards/templates/index.html

@@ -3,11 +3,23 @@
 {% block title %}NSDF Dashboard{% endblock %}
 
 {% block postamble %}
+
+  <!-- if you want to enable Google Analytics
+    <script async src="https://www.googletagmanager.com/gtag/js?id=xyzxyzxyz"></script>
+    <script>
+      window.dataLayer = window.dataLayer || [];
+      function gtag(){dataLayer.push(arguments);}
+      gtag('js', new Date());
+  
+      gtag('config', 'xyzxyzxyz');
+    </script>
+   -->
+
   <style>
     {% include 'styles.css' %}
   </style>
 {% endblock %}
 
 {% block contents %}
 {{ super() }}
-{% endblock %}
+{% endblock %}