외부 static resource 서비스 관련 설정 추가

src/main/resources/application.yml

@@ -19,6 +19,12 @@ spring:
     username: root
     password: mjkhan
 
+  mvc:
+    static-path-pattern: /resources/**,/files/**
+  web:
+    resources:
+      static-locations: /resources/,file:files/
+    
 messageSource:
   basenames:
     - classpath:message/message-common