Automate Github ssh key and ssh config script

sshkey-generate.sh

#!/bin/bash

echo -e "\nSetting up ssh and config file"
if [ ! -d ~/.ssh ]; then
    echo -e "\nCreating ssh folder"
    mkdir ~/.ssh
else
    echo -e "\nSSH folder already exists..."
fi

echo -e "\nGenerating ssh key for github"

if [ ! -f ~/.ssh/github ]; then
    ssh-keygen -t rsa -C "my-server" -b 4096 -N "" -f ~/.ssh/github
else
    echo -e "\nSSH key file already exists..."
fi

if [ ! -f ~/.ssh/config ]; then
    echo -e "\nCreating SSH config file"
    touch ~/.ssh/config
    chmod 600 ~/.ssh/config
else
    echo -e "\nSSH config file already exists..."
fi

if ! grep -q 'IdentityFile ~/.ssh/github' ~/.ssh/config; then
echo -e "\nAdding github private repo host into ssh config"
cat >> ~/.ssh/config << EOL
Host github.com
IdentityFile ~/.ssh/github
EOL
chmod 600 ~/.ssh/config
echo -e "\nSetting up ssh config permission"
else
    echo -e "\nGithub host config already exists..."
fi

echo -e "\nSSH key and config file setup completed!"

echo -e "\nPlease add these following SSH public key to your github"

cat ~/.ssh/github.pub