Rename your master branch to main

rename_main_branch.bash

git branch -m master main
git push origin main
echo "In Github: Navigate to your repository settings/branches."
echo "If your branch has been added you'll be able to switch your default from master to main."
echo "------------------------------------"
echo "In Gitlab: Navigate to your project settings/branches."
echo "Then change your default to main."
echo "If your master is protected remove it and replace with main."
echo "------------------------------------"
echo "Make any changes relevant to deployment!"
echo "Hit <ENTER> when done."
read _
git push origin :master
git branch --set-upstream-to=origin/main main