Bash script to save all images used in a docker-compose.yml file

save_docker-compose_images.bash

#!/usr/bin/env bash                                                                                                                                                          
for img in $(docker-compose images | tail -n +3 |  awk '{print $2 ":" $3}'); do
        echo "Saving $img ..."; 
        images="$images $img"
done

docker save -o services.img $images