docker-compose/pkg/e2e/fixtures/scale/compose.yaml

services:
  back:
    image: nginx:alpine
    depends_on:
      - db
  db:
    image: nginx:alpine
    environment:
      - MAYBE
  front:
    image: nginx:alpine
    deploy:
      replicas: 2
  dbadmin:
    image: nginx:alpine
    deploy:
      replicas: 0