My docker-compose.yml for development

docker-compose.yml

gitlab:
  image: 'gitlab/gitlab-ce:latest'
  container_name: gitlab
  restart: always
  hostname: 'gitlab.mcu.dc'
  environment:
    GITLAB_OMNIBUS_CONFIG: |
      external_url 'http://gitlab.mcu.dc:8090'
      gitlab_rails['gitlab_shell_ssh_port'] = 2290
      gitlab_rails['smtp_enable'] = true
      gitlab_rails['smtp_address'] = "smtp.gmail.com"
      gitlab_rails['smtp_port'] = 587
      gitlab_rails['smtp_user_name'] = "xxx@xxx.ca"
      gitlab_rails['smtp_password'] = "xxx"
      gitlab_rails['smtp_domain'] = "smtp.gmail.com"
      gitlab_rails['smtp_authentication'] = "login"
      gitlab_rails['smtp_enable_starttls_auto'] = true
      gitlab_rails['smtp_tls'] = false
      gitlab_rails['smtp_openssl_verify_mode'] = 'peer'
  ports:
    - '2290:22'
    - '8090:8090'
  volumes:
    - '/data/gitlab/config:/etc/gitlab'
    - '/data/gitlab/logs:/var/log/gitlab'
    - '/data/gitlab/data:/var/opt/gitlab'

gitlab-runner:
    image: 'gitlab/gitlab-runner:latest'
    container_name: gitlab-runner
    restart: always
    volumes:
      - '/data/gitlab-runner/config:/etc/gitlab-runner'
      - '/var/run/docker.sock:/var/run/docker.sock'

mailhog:
  image: mailhog/mailhog:latest
  container_name: mailhog
  restart: always
  ports:
    - "8025:8025"
    - "1025:1025"

phpmyadmin:
  image: phpmyadmin/phpmyadmin
  container_name: pma
  restart: always
  ports:
    - "8888:80"
  environment:
    PMA_HOST: "192.168.1.35"

redis:
  image: redis
  container_name: redis
  restart: always
  ports:
    - "6379:6379"

phantomjs:
  image: wernight/phantomjs
  container_name: phantomjs
  restart: always
  ports:
    - "4442:8910"
  command: "phantomjs --webdriver=8910 --ignore-ssl-errors=true --ssl-protocol=any"

selenium-chrome:
  image: selenium/standalone-chrome
  container_name: selenium-chrome
  restart: always
  ports:
    - "4440:4444"

selenium-firefox:
  image: selenium/standalone-firefox
  container_name: selenium-firefox
  restart: always
  ports:
    - "4444:4444"

Nice stuff, thanks!
Can I ask what's the reason to use both phantomjs and selenium?

Matter of taste, phantom is lot faster but selenium process better js, cookies, modern DOM, etc.