DB 관련 의존성 주석 해제build.gradledependencies { //implementation 'org.springframework.boot:spring-boot-starter-data-jpa' //runtimeOnly 'org.mariadb.jdbc:mariadb-java-client'}DB 연결 변수 작성application.properties# DB 설정spring.datasource.driver-class-name=org.mariadb.jdbc.Driverspring.datasource.url=jdbc:mariadb://localhost:3306/oauth2spring.datasource.username=rootspring.datasource.password=!123456sp..