Point at reticulum.io janus server

src/config.js

 export default {
-  janus_server_url: "wss://quander.me:8989",
+  janus_server_url: "wss://dev-janus.reticulum.io",
   public_rooms: [1, 2, 3, 4, 5],
   default_room: 1
 };