Add

echo "# dle" >> README.md
git init
git add README.md
git commit -m "first commit"
git branch -M main
git remote add origin https://github.com/TMS20S/Rr.git
git push -u origin main

Update

  git clone https://github.com/TMS20S/Rr.git
  git add *
  git commit -m "first commit"
  git push -u origin maim

Delet

    git rm -f <filename>