Merge pull request #199 from Re-4aliens/feat/#196_elk-stack

feat(application.yml) : 로깅 설정 추가

src/main/resources/application.yml

@@ -1,14 +1,17 @@
 spring:
   profiles:
-    active: dev
+    active: prod
     include: secret, matching
 
 logging:
   level:
     org.springframework.web.socket.config.WebSocketMessageBrokerStats: ERROR
+    root: info
+  config: classpath:logback-spring.xml
 
 websocket:
   port: 8080
   endpoint: /ws
   topic: /room
   request: /chat
+