fix invalid token verification

demo-client-app/src/App.js

@@ -31,7 +31,7 @@ const connect = async (token) => {
   stomp.debug = (msg) => {};
 
   stomp.connect(
-    // { "X-Authorization": token.split(".").slice(0, 2).join(".") + "alkdjalskdjals" },
+    // { "X-Authorization": token.split(".").slice(0, 2).join(".") + ".alkdjalskdjals" },
     { "X-Authorization": token },
     (frame) => {
       console.log("Connected", frame);