[deploy]

src/main/java/goorm/ddok/global/config/WebSocketConfig.java

@@ -24,6 +24,8 @@ public void registerStompEndpoints(StompEndpointRegistry registry) {
         registry.addEndpoint("/ws/chats-ws")
                 .setAllowedOriginPatterns("http://localhost:5173", "http://127.0.0.1:5173");
 
+        registry.addEndpoint("/ws/notifications")
+                .setAllowedOriginPatterns("*");
     }
 
     @Override

src/main/java/goorm/ddok/notification/service/NotificationApplicationService.java

@@ -79,7 +79,7 @@ public void handleAction(String meUserIdStr, String notificationIdStr, String ac
                 .message(action.equals("accept") ? "요청을 수락했습니다." : "요청을 거절했습니다.")
                 .IsRead(true)
                 .createdAt(Instant.now())
-                .userId(String.valueOf(me))
+                .actorUserId(String.valueOf(me))
                 .build());
     }
 

src/main/java/goorm/ddok/notification/service/NotificationPushService.java

@@ -8,13 +8,15 @@
 @Service
 @RequiredArgsConstructor
 public class NotificationPushService {
-    private final SimpMessagingTemplate messagingTemplate;
+    private final SimpMessagingTemplate template;
 
+    // 개인 알림
     public void pushToUser(Long userId, NotificationPayload payload) {
-        messagingTemplate.convertAndSendToUser(
-                String.valueOf(userId),
-                "/queue/notifications",
-                payload
-        );
+        template.convertAndSendToUser(String.valueOf(userId), "/queue/notifications", payload);
     }
-}
+
+    // 브로드캐스트(옵션)
+    public void broadcast(NotificationPayload payload) {
+        template.convertAndSend("/topic/notifications", payload);
+    }
+}