new_github.md

create a new repository on the command line

echo "# helloqo" >> README.md

git init

git add README.md

git commit -m "first commit"

git branch -M main

git remote add origin https://github.com/emmaodia/helloqo.git

git push -u origin main

push an existing repository from the command line

git remote add origin https://github.com/emmaodia/helloqo.git

git branch -M main

git push -u origin main