Update app.js

app.js

@@ -26,7 +26,7 @@ server.listen(port, hostname, () => {
 
   token = process.env.AUTHTOKEN;
   const url = ngrok.connect({
-    addr: 7860,
+    addr: 443,
     authtoken: token
   }).then(url => { return url } );
   console.log(url);