Update to version 3.9.0-beta

source/app/web/statics/index.html

@@ -183,7 +183,7 @@
     <script src="/.js/faker.min.js"></script>
     <script src="/.js/vue.min.js"></script>
     <script src="/.js/vue.prism.min.js"></script>
-    <script src="/.js/app.placeholder.js?v=3.8"></script>
-    <script src="/.js/app.js?v=3.7"></script>
+    <script src="/.js/app.placeholder.js?v=3.9"></script>
+    <script src="/.js/app.js?v=3.9"></script>
   </body>
 </html>