update

public/index.html

@@ -7,6 +7,11 @@
     <meta content="width=device-width,initial-scale=1.0" name="viewport"/>
     <link href="<%= BASE_URL %>favicon.ico" rel="icon"/>
     <!-- <title><%= htmlWebpackPlugin.options.title %></title> -->
+    <script>
+        console.log(navigator.userAgent)
+    </script>
+    <script src="//cdn.jsdelivr.net/npm/eruda"></script>
+    <script>eruda.init();</script>
     <script>
         var sid = '<#sid>';
     </script>