.gitlab-ci.yml

variables:
  IMAGE_NAME: https://HOST2_SUBDOMAIN-80-KATACODA_HOST.environments.katacoda.com/root/front-end
  TAG: $CI_BUILD_ID
stages:
  - build
  - push
  - cleanup
build_production:
  stage: build
  script:
    - docker build -t $IMAGE_NAME:$TAG .
  only:
    - master
push_production:
  stage: build
  script:
    - docker push $IMAGE_NAME:$TAG
  only:
    - master
cleanup_production:
  stage: cleanup
  script:
    - docker rmi $( docker images | grep '<none>' | tr -s ' ' | cut -d ' ' -f 3)
  only:
    - master
  allow_failure: true