4.0.0 com.klaro.acquiring card-acquiring-boot 1.0.0 persistence persistence Spring Data JPA 리포지토리 + Flyway 스키마 + H2 com.klaro.acquiring domain org.springframework.boot spring-boot-starter-data-jpa org.flywaydb flyway-core com.h2database h2 org.springframework.boot spring-boot-starter-test test