Github Ssh Key on Linux

Environment: Ubuntu 20.04

1. To create ssh-key github, you can see this link Generating a new SSH key and adding it to the ssh-agent
2. You follow step until Adding your SSH key to the ssh-agent
3. And next Adding a new SSH key to your GitHub account
4. If you done create and add ssh-key on github and you machine
5. Last step run command $ git config --global credential.helper store