参考文档：​​https://www.cyberbiz.io/support/?p=675​​

​​官方文档：https://developers.line.biz/zh-hant/docs/line-login/integrate-line-login-v2/#%E6%8E%A5%E6%94%B6%E6%8E%88%E6%AC%8A%E7%A2%BC​​

一：授权

​​https://access.line.me/oauth2/v2.1/authorize?​​

response_type=code

&client_id=1657222678

&redirect_uri=http://jition.xyz/lineAu2.html?authSource=LINE

&state=12345abcde

&scope=profile%20openid%20email

&nonce=09876xyz

&prompt=consent