https://blog.csdn.net/guet_kite/article/details/78759737
echo “# study1” >> README.md
git init
git add README.md
git commit -m “first commit”
git branch -M main
ssh-keygen -C ‘name’ -t rsa
cat ~/.ssh/id_rsa.pub
git remote add origin https://github.com/ctferonce/study1.git
git push -u origin main