Nixos on GCP

img_path=$(echo result/*.tar.gz)
img_name=${IMAGE_NAME:-$(basename "$img_path")}
img_id=$(echo "$img_name" | sed 's|.raw.tar.gz$||;s|\.|-|g;s|_|-|g')
img_family=$(echo "$img_id" | cut -d - -f1-4)
gcloud compute images create   "$img_id"   --source-uri "gs://${BUCKET_NAME}/$img_name"   --family="$img_family"
gcloud compute images add-iam-policy-binding   "$img_id"   --member='allAuthenticatedUsers'   --role='roles/compute.imageUser'