merged with master

kcsc-back-end/src/main/resources/application-local.properties

@@ -13,7 +13,7 @@ spring.datasource.hikari.maximum-pool-size=4
 #spring.datasource.username=kcsc
 #spring.datasource.password=dbnt0928!
 spring.datasource.driverClassName=net.sf.log4jdbc.sql.jdbcapi.DriverSpy
-spring.datasource.url=jdbc:log4jdbc:postgresql://118.219.150.34:50503/kcsc
+spring.datasource.url=jdbc:log4jdbc:postgresql://127.0.0.1:5432/kcsc
 spring.datasource.username=dbnt0031
 spring.datasource.password=dbnt0928!