docker:
  variables:
    VERSION: latest
    DOCKER_HOST: tcp://docker:2375

  stage: build

  image: docker:latest
  services:
  - docker:dind

  before_script:
  - docker info && docker version
  - echo "$CI_JOB_TOKEN" | docker login -u "$CI_REGISTRY_USER" "$CI_REGISTRY" --password-stdin
  - if [ -n "$GITHUB_TOKEN" ]; then cat $GITHUB_TOKEN |base64 -d > auth.json; fi

  script:
  - if [ -f init ]; then chmod 500 init; fi
  - echo -n ${CI_COMMIT_SHORT_SHA} > VERSION
  - rm -rf vendor/ database/schema database/seeders database/factories/*
  - docker build -t ${CI_REGISTRY_IMAGE}:${VERSION} .
  - docker push ${CI_REGISTRY_IMAGE}:${VERSION}
  tags:
  - docker
  - x86_64
  only:
  - master