git-sigil/github/1_prerequisites_github_ubuntu.md

📘 1_prerequisites_github_ubuntu.md

📌 Purpose

Prepare your Ubuntu system to create and work with remote GitHub repositories using SSH.

---

✅ System Requirements

• Install Git

sudo apt update
sudo apt install git -y

• Create a GitHub account 👉 https://github.com/join

• Set your Git identity

git config --global user.name "Your Name"
git config --global user.email "your_email@example.com"

• Generate an SSH key (if not already present)

ssh-keygen -t rsa -b 4096 -C "your_email@example.com"
eval "$(ssh-agent -s)"
ssh-add ~/.ssh/id_rsa

• Add your SSH public key to GitHub

cat ~/.ssh/id_rsa.pub

🔗 Copy the output and paste it at: GitHub → Settings → SSH and GPG keys → New SSH key

• Test the connection

ssh -T git@github.com

You should see:

"Hi your-username! You've successfully authenticated..."

---