how to use github to save code code example

Example: how to use github to save code

echo "# asd" >> README.md
git init
git add README.md
git commit -m "first commit"
git branch -M main
git remote add origin https://github.com/Imran-2021/asd.git
git push -u origin main
sometimes//-> git remote rm origin
for clone//-->git clone --bare
//-->cd
//-->git push --mirror 
//to colour readme.md file-

```diff
- text in red
+ text in green
! text in orange
# text in gray
@@ text in purple (and bold)@@
```

some time in netlify- CI=false npm run build