CircleCI integration tests

config.yml

# .circleci/config.yml
version: 2
jobs:
  integration_test:
    docker:
      - image: checkr/docker-docker-compose
    steps:
      - checkout
      - setup_remote_docker:
          version: 18.06.0-ce
          docker_layer_caching: true
      - run:
          name: Setup
          command: ./integration_tests/step-1.setup.sh
      - run:
          name: Build images
          command: ./integration_tests/step-2.build-images.sh
      - run:
          name: Start infra
          command: ./integration_tests/step-3.start-infra.sh
      - run:
          name: Start services
          command: ./integration_tests/step-4.start-services.sh
      - run:
          name: Start mocks
          command: ./integration_tests/step-5.start-mocks.sh
      - run:
          name: Run tests
          command: ./integration_tests/step-6.run-tests.sh --verbose