feat: add JSON output format for Hadolint report

    - autoconfig_hadolint

    - mkdir -p reports

    - chmod o+rwx reports

    - hadolint_report_name="hadolint-$(md5sum "$DOCKER_FILE" | cut -d" " -f1).json"

    # Force one run with tty format in order to have a nice output without failure

    - hadolint --no-fail $DOCKER_HADOLINT_ARGS $hadolint_config_opts "$DOCKER_FILE"

    # Make one run with ad hoc output for gitlab integration

    - hadolint -f gitlab_codeclimate $DOCKER_HADOLINT_ARGS $hadolint_config_opts "$DOCKER_FILE" > "reports/$hadolint_report_name"

    - dockerfile_hash=$(md5sum "$DOCKER_FILE" | cut -d" " -f1)

    # Output in Code Climate format (GitLab integration)

    - hadolint --no-fail -f gitlab_codeclimate $DOCKER_HADOLINT_ARGS $hadolint_config_opts "$DOCKER_FILE" > "reports/hadolint-cc-${dockerfile_hash}.json"

    # Output in JSON format

    - hadolint --no-fail -f json $DOCKER_HADOLINT_ARGS $hadolint_config_opts "$DOCKER_FILE" > "reports/hadolint-json-${dockerfile_hash}.json"

    # las run with console output (with failure)

    - hadolint $DOCKER_HADOLINT_ARGS $hadolint_config_opts "$DOCKER_FILE"

  artifacts:

    name: "$CI_JOB_NAME artifacts from $CI_PROJECT_NAME on $CI_COMMIT_REF_SLUG"

    expire_in: 1 day

    when: always

    reports:

      codequality:

        - "reports/hadolint-*.json"

        - "reports/hadolint-cc-*.json"

    paths:

      - "reports/hadolint-*.json"

  rules: