Re-enable WS heartbeat

resources/views/app/video/call-minimal.blade.php

@@ -211,14 +211,11 @@
                             sessionKey: '{{$performer->session_key}}'
                         })
                     );
-                    /*
                     window.setInterval(() => {
                         this.socketClient.send("/app/heartbeat", {},
                             JSON.stringify({sessionKey: '{{ request()->cookie('sessionKey') }}'})
                         );
                     }, 5000);
-                    */
-
                     this.initSocketEvents();
                 });
             },