add log

public/index.html

@@ -12,6 +12,9 @@
       <strong>We're sorry but <%= htmlWebpackPlugin.options.title %> doesn't work properly without JavaScript enabled. Please enable it to continue.</strong>
     </noscript>
     <div id="app"></div>
+    <script>
+      console.log('v.0.1.1');
+    </script>
     <!-- built files will be auto injected -->
   </body>
 </html>