https://github.com/kk0506014/playground-backend

• [x] 엔티티 클래스 초기 구현

https://github.com/kk0506014/playground-backend/pull/4

• [x] 회원가입 구현

https://github.com/kk0506014/playground-backend/pull/12

• https://wikidocs.net/162141

• [x] 로그인 구현

https://github.com/kk0506014/playground-backend/pull/17

• https://velog.io/@kyu0/Spring-Security-JWT-적용하기Json-Web-Token
• https://blog.letsdev.me/jjwt-signwith-2024?source=more_articles_bottom_blogs
• https://happyzodiac.tistory.com/62
• https://velog.io/@soyeon207/쿠키-세션-토큰으로-인증하기
• https://velog.io/@chuu1019/Access-Token과-Refresh-Token이란-무엇이고-왜-필요할까

• [x] 로그아웃 구현

https://github.com/kk0506014/playground-backend/pull/19