(maint) Emit the compose config when calling up

[Iristyle]

• Useful for debugging things

[Iristyle]

I'm not sure if we want / need this, but it came in handy while debugging the VOLUME problem. It is nice because it will show expanded env vars and tacks on the volume attributes, but we don't use those all that much. Sample output:

services:
  postgres:
    dns_search:
    - internal
    environment:
      POSTGRES_DB: puppetdb
      POSTGRES_PASSWORD: puppetdb
      POSTGRES_USER: puppetdb
    expose:
    - 5432
    healthcheck:
      interval: 10s
      retries: 6
      start_period: 90s
      test:
      - CMD-SHELL
      - psql --username=puppetdb puppetdb -c ''
      timeout: 5s
    image: postgres:9.6
    networks:
      default:
        aliases:
        - postgres.internal
    volumes:
    - C:\WINDOWS\SERVIC~1\NETWOR~1\AppData\Local\Temp\421j0hbv.xgs\volumes\puppetdb-postgres\data:/var/lib/postgresql/data:rw
    - C:\agent\_work\7\s\postgres-custom:/docker-entrypoint-initdb.d:rw
  puppet:
    dns_search:
    - internal
    environment:
      DNS_ALT_NAMES: puppet,puppet.internal,
      PUPPERWARE_ANALYTICS_ENABLED: "true"
      PUPPETDB_SERVER_URLS: https://puppetdb.internal:8081
      PUPPETSERVER_HOSTNAME: puppet.internal
    hostname: puppet.internal
    image: puppet/puppetserver:6.4.0
    networks:
      default:
        aliases:
        - puppet.internal
    ports:
    - published: 8140
      target: 8140
    volumes:
    - puppetserver-code:/etc/puppetlabs/code/:rw
    - puppetserver-config:/etc/puppetlabs/puppet/:rw
    - puppetserver-data:/opt/puppetlabs/server/data/puppetserver/:rw
  puppetdb:
    depends_on:
    - postgres
    - puppet
    dns_search:
    - internal
    environment:
      PUPPERWARE_ANALYTICS_ENABLED: "true"
      PUPPETDB_PASSWORD: puppetdb
      PUPPETDB_POSTGRES_HOSTNAME: postgres.internal
      PUPPETDB_USER: puppetdb
      PUPPETSERVER_HOSTNAME: puppet.internal
    hostname: puppetdb.internal
    image: puppet/puppetdb
    networks:
      default:
        aliases:
        - puppetdb.internal
    ports:
    - target: 8080
    - target: 8081
    volumes:
    - puppetdb-ssl:/etc/puppetlabs/puppet/ssl/:rw
version: '3.7'
volumes:
  puppetdb-ssl: {}
  puppetserver-code: {}
  puppetserver-config: {}
  puppetserver-data: {}