build-image:
  image: docker
  rules:
    - if: $CI_COMMIT_REF_NAME == $CI_DEFAULT_BRANCH
      variables:
        CI_REGISTRY_IMAGE: $CI_REGISTRY_IMAGE:latest
    - if: $CI_COMMIT_REF_NAME != $CI_DEFAULT_BRANCH
      variables:
        CI_REGISTRY_IMAGE: $CI_REGISTRY_IMAGE:$CI_COMMIT_BRANCH
  before_script:
    - echo $CI_REGISTRY_PASSWORD | docker login -u $CI_REGISTRY_USER $CI_REGISTRY --password-stdin
  script:
    - echo building $CI_REGISTRY_IMAGE
    - docker build --no-cache --build-arg VERSION=$CI_COMMIT_REF_NAME -t $CI_REGISTRY_IMAGE .
    - docker push $CI_REGISTRY_IMAGE