add a ssh key github code example

Example 1: ssh github generate key

$ ssh-keygen -t rsa -b 4096 -C "[email protected]"

Example 2: add ssh key to github

ssh-keygen -t ed25519 -C "[email protected]"

Example 3: how to create ssh key for github

> Enter passphrase (empty for no passphrase): [Type a passphrase]
> Enter same passphrase again: [Type passphrase again]