cd /opt
sudo mkdir homebrew
sudo chown -R $ (whoami) /opt/homebrew
curl -L https://github.com/Homebrew/brew/tarball/master | tar xz --strip 1 -C homebrew
echo "export PATH = /opt/homebrew/bin:$PATH" >> ~/.zshrc
https://gist.github.com/nrubin29/bea5aa83e8dfa91370fe83b62dad6dfa