#docker-build:
  # Use the official docker image.
#  image: docker:latest
#  stage: build
#  services:
#    - docker:dind
#  before_script:
#    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
  # Default branch leaves tag empty (= latest tag)
  # All other branches are tagged with the escaped branch name (commit ref slug)
#  script:
#    - |
#      if [[ "$CI_COMMIT_BRANCH" == "$CI_DEFAULT_BRANCH" ]]; then
#        tag=""
#        echo "Running on default branch '$CI_DEFAULT_BRANCH': tag = 'latest'"
#      else
#        tag=":$CI_COMMIT_REF_SLUG"
#        echo "Running on branch '$CI_COMMIT_BRANCH': tag = $tag"
#      fi
#    - docker build --pull -t "$CI_REGISTRY_IMAGE${tag}" .
#    - docker push "$CI_REGISTRY_IMAGE${tag}"
#  # Run this job in a branch where a Dockerfile exists
#  rules:
#    - if: $CI_COMMIT_BRANCH
#      exists:
#        - Dockerfile