stages:
  - build

build:
  stage: build
  tags:
    - docker
  script:
    - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
    - |-
      for img in vm-test; do
        nix build ".#${img}"
        docker load -i result
        docker tag "${img}" $CI_REGISTRY/greg/ci-images/${img}:latest
        docker push "$CI_REGISTRY/greg/ci-images/${img}:latest"
      done