image: docker:dind

services:
  - name: docker:dind
    entrypoint: ["env", "-u", "DOCKER_HOST"]
    command: ["dockerd-entrypoint.sh"]
variables:
  DOCKER_HOST: tcp://docker:2375/
  DOCKER_DRIVER: overlay2
  DOCKER_TLS_CERTDIR: ""

before_script:
  - echo $CI_REGISTRY_PASSWORD | docker login -u $CI_REGISTRY_USER --password-stdin $CI_REGISTRY


build:
  stage: build
  script:
    - docker build . -t backend:$CI_COMMIT_SHORT_SHA
    - docker tag backend:$CI_COMMIT_SHORT_SHA $CI_REGISTRY/taskboard/backend:$CI_COMMIT_SHORT_SHA
    - docker push $CI_REGISTRY/taskboard/backend:$CI_COMMIT_SHORT_SHA
    - docker tag backend:$CI_COMMIT_SHORT_SHA $CI_REGISTRY/taskboard/backend:latest
    - docker push $CI_REGISTRY/taskboard/backend:latest
  tags:
    - backend
  only:
    refs:
      - tags
      - master