레퍼런스 : https://developer.mozilla.org/ko/docs/Web/HTTP/Messageshttps://preamtree.tistory.com/38HyperText Transfer Protocol텍스트 기반으로 통신할 수 있는 프
레퍼런스https://gmlwjd9405.github.io/2018/09/21/rest-and-restful.htmlhttps://meetup.toast.com/posts/92https://www.youtube.com/watch?v=iOueE
레퍼런스 :https://velog.io/@conatuseus/2019-09-10-2009-%EC%9E%91%EC%84%B1%EB%90%A8-xsk0ds2eqfhttps://www.cloudflare.com/ko-kr/learning/network-l
레퍼런스https://d2.naver.com/helloworld/59361 (Naver D2)https://www.youtube.com/watch?v=oLC_QYPmtS0&ab_channel=%EA%B0%80%EC%9E%A5%EC%89%AC%EC%9A