Git

git config --global user.name "Mona lisa"

git init
git add .
git commit -m "First commit"

# remove .DS_Store file from GitHub that MAC OS X creates

# find and remove .DS_Store
find . -name .DS_Store -print0 | xargs -0 git rm -f --ignore-unmatch

# create .gitignore file, if needed
touch .gitignore
echo .DS_Store > .gitignore

# push changes to GitHub
git add .gitignore
git commit -m '.DS_Store removed'
git push origin master

# Create a new branch from the top of the main branch.
git checkout -b my-feature-branch main

# Delete Local branch
git branch -d <branchName>
git branch -D <branchName>

# Delete Remote Branch
git push origin --delete <branchName>

Authenticating github cli

Generate personal token https://github.com/settings/personal-access-tokens/new Login with username and token as password.