REQUIRED_PKG="docker-compose" PKG_OK=$(dpkg-query -W --showformat='${Status}\n' $REQUIRED_PKG|grep "install ok installed") echo Checking for $REQUIRED_PKG: $PKG_OK if [ "" = "$PKG_OK" ]; then echo "No $REQUIRED_PKG. Setting up $REQUIRED_PKG." curl -L "https://github.com/docker/compose/releases/download/$(curl https://github.com/docker/compose/releases | grep -m1 '