🩹 PR리뷰 반영

Author: sehee123

backend/src/main/java/io/f1/backend/domain/game/websocket/HeartbeatMonitor.java

@@ -51,7 +51,7 @@ public void monitorClientHeartbeat() {
     private void handleSessionHeartbeat(SimpUser user, SimpSession session) {
         String sessionId = session.getId();
 
-        /* pong */
+        /* ping */
         messageSender.sendPersonal(
                 getUserDestination(),
                 MessageType.HEARTBEAT,
@@ -75,7 +75,7 @@ private void handleSessionHeartbeat(SimpUser user, SimpSession session) {
         //
         //                roomService.disconnectOrExitRoom(roomId, userPrincipal);
         //            }
-        //            missedPongCounter.remove(sessionId);
+        //            cleanSession(sessionId);
         //        }
     }