chore: 한국시간 동기화

Author: SicpamaMinwoo

backend/src/main/resources/application.yml

@@ -4,6 +4,8 @@ spring:
   profiles:
     active: dev
     include: secret
+  jackson:
+    time-zone: Asia/Seoul
   output:
     ansi:
       enabled: always
@@ -14,6 +16,8 @@ spring:
         format_sql: true
         use_sql_comments: true
         default_batch_fetch_size: 100
+        jdbc:
+          time_zone: Asia/Seoul
     hibernate:
       ddl-auto: update
     show-sql: true