images=(
  "registry.gitlab.com/gitlab-org/build/cng/gitlab-webservice-ce:v19.1.8"
  "registry.gitlab.com/gitlab-org/build/cng/gitlab-workhorse-ce:v19.1.8"
  "registry.gitlab.com/gitlab-org/build/cng/gitlab-sidekiq-ce:v19.1.8"
  "registry.gitlab.com/gitlab-org/build/cng/gitaly:v19.1.8"
  "registry.gitlab.com/gitlab-org/build/cng/gitlab-shell:v19.1.8"
  "registry.gitlab.com/gitlab-org/build/cng/gitlab-kas:v19.1.8"
  "registry.gitlab.com/gitlab-org/build/cng/gitlab-pages:v19.1.8"
  "registry.gitlab.com/gitlab-org/build/cng/gitlab-container-registry:v4.40.2-gitlab"
  "registry.gitlab.com/gitlab-org/build/cng/gitlab-toolbox-ce:v19.1.8"
  "registry.gitlab.com/gitlab-org/build/cng/gitlab-exporter:v19.1.8"
  "registry.gitlab.com/gitlab-org/build/cng/gitlab-base:v19.1.8"
  "registry.gitlab.com/gitlab-org/gitlab-runner:alpine-v17.1.0"
)

# Pull, save, compress, and delete each image locally
for img in "${images[@]}"; do
  echo "Processing: $img"
  docker pull "$img"
  
  # Format clean filename replacing '/' and ':' with '-'
  filename=$(echo "$img" | sed 's/[/:]/-/g').tgz
  
  # Save to individual compressed tar archive
  docker save "$img" | gzip > "$filename"
  echo "Saved to $filename"

  # Delete image from local Docker storage to save disk space
  docker rmi "$img"
  echo "Removed local image: $img"
done