services:
  generator:
    build:
      context: ./app-generator
    volumes:
      - ./data:/var/data
    entrypoint: python generator.py

  app1:
    build:
      context: ./app-1
    volumes:
      - ./data:/var/data
      - ./result:/var/result
    depends_on:
      - generator

  app2:
    build:
      context: ./app-2
    volumes:
      - ./result:/var/result
    depends_on:
      - app1