https://developers.google.com/identity/openid-connect/openid-connect?hl=ko#obtaininguserprofileinformation
https://developers.google.com/identity/protocols/oauth2?hl=ko
https://notspoon.tistory.com/47
https://velog.io/@mainfn/Node.js-express%EB%A1%9C-%EA%B5%AC%EA%B8%80-OAuth-%ED%9A%8C%EC%9B%90%EA%B0%80%EC%9E%85%EB%A1%9C%EA%B7%B8%EC%9D%B8-%EA%B5%AC%ED%98%84
https://developers.google.com/oauthplayground/?code=4/0AVG7fiSsmZ2GVfrjLyqeteL94nxfEyq-ZKGbS2KC9KCjH9DScivpdSkxZoLsVCQTtMowfQ&scope=email%20profile%20https://www.googleapis.com/auth/userinfo.email%20https://www.googleapis.com/auth/userinfo.profile%20openid%20https://www.googleapis.com/auth/user.phonenumbers.read&authuser=0&prompt=consent
