/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

HOMEBREW_NO_AUTO_UPDATE=1 brew install ...
HOMEBREW_NO_AUTO_UPDATE=1 brew install --cask  ...

osascript -e 'display notification "Body" with title "Title"'

say "Hello World"

pbpaste > output.txt
pbcopy < input.txt