---
- hosts: all
  roles:
    - {role: base_setup,              tags: deploy_base       }
- hosts: all
  roles:
    - { role: base_setup,             tags: deploy_base }

- hosts: gateway
  roles:
    - { role: docker,                 tags: [deploy_docker] }
    - { role: npm,                    tags: [deploy_npm] }
    - { role: heimdall,               tags: [deploy_heimdall] }