message: Added publishing note
diff: #!/bin/sh
  +# Creates a new docker image, without importing it into the local docker repo or uploading it.
  +
  set -eu
  TAG=$(git describe --always --dirty)
  +TARGET_REPO=clmarc
  nix-build --argstr tag "${TAG}" node-container.nix
  -echo "Created new docker image."
  +echo "Created new docker image casper-node:${TAG}."
  echo
  echo "Load into local docker:"
  echo "docker load -i ./result"
  +echo
  +echo "Publish image"
  +echo "skopeo --insecure-policy copy docker-archive:./result docker://${TARGET_REPO}/casper-node:${TAG}"
  