fix(be)

Author: yeongbin1999

backend/src/main/java/com/deliveranything/global/config/WebSocketConfig.java

@@ -27,6 +27,7 @@
 import org.springframework.messaging.support.ChannelInterceptor;
 import org.springframework.messaging.support.MessageHeaderAccessor;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
+import org.springframework.security.config.annotation.web.socket.EnableWebSocketSecurity;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.core.GrantedAuthority;
 import org.springframework.security.core.userdetails.UserDetails;
@@ -37,6 +38,7 @@
 @Slf4j
 @Configuration
 @EnableWebSocketMessageBroker
+@EnableWebSocketSecurity
 @RequiredArgsConstructor
 public class WebSocketConfig implements WebSocketMessageBrokerConfigurer {