Prune all docker images for a specific repo where the tag does not equal "latest"

prune-filtered.sh

docker images --format 'table {{.Repository}}\t{{.Tag}}\t{{.ID}}' \       # custom docker ps
  | grep repository/image \                                               # get the repository
  | grep -v latest \                                                      # get all repositories which are not tagged latest
  | awk '{print $3}' \                                                    # get the ID (third column) of the image
  | xargs docker rmi                                                      # delete image