Script I use to update my Mac

update-everything.sh

#!/bin/sh

# Add or `ln -s` this into `/usr/local/bin/`

echo "Updating everything..."

echo "Updating Homebrew and all Homebrew packages"
brew update && brew upgrade && brew cleanup && brew doctor

echo "Updating all programming languages"
# https://asdf-vm.com/guide/getting-started.html to manage most languages
# https://get-coursier.io/ to manage Scala and JVM
asdf plugin update --all
asdf install ruby latest
asdf install golang latest
asdf install nodejs latest
asdf global ruby latest
asdf global golang latest
asdf global nodejs latest
cs list | cs update

echo "Updating all Mac App Store apps"
# brew install mas
# See: https://github.com/mas-cli/mas
mas upgrade

echo "Updating Mac OS, may require restart"
sudo softwareupdate -iaR