my base docker

docker_compose.yml

version: '3'
services:
  database:
    image: postgres:11-alpine
    environment:
      POSTGRES_USER: test
      POSTGRES_PASSWORD: test
      POSTGRESDB: test
    ports: [5432:5432]
  mercure:
    container_name: mercure
    image: dunglas/mercure
    environment:
      - JWT_KEY=password
      - DEMO=1
      - ALLOW_ANONYMOUS=0
      - PUBLISH_ALLOWED_ORIGINS=http://127.0.0.1:9090/hub
      - DEBUG=1
      - CORS_ALLOWED_ORIGINS=*
    ports:
      - "9090:80"