github不再使用密码验证

remote: Support for password authentication was removed on August 13, 2021.

remote: Please see https://docs.github.com/en/get-started/getting-started-with-git/about-remote-repositories#cloning-with-https-urls for information on currently recommended modes of authentication.

1. 创建SSH key

   1 2 3

   ## -t 指定密钥类型 ## -C 设置注释文字 ssh-keygen -t rsa -C "ccyinging"

2. 查看公钥

   1	cat ~/.ssh/id_rsa.pub

3. 将公钥复制到github上