version: "3.1"
services:
  worker-1:
    build: ./worker_1_var_4
    volumes:
      - ./data:/var/data
      - ./result-1:/var/result
  worker-2:
    build: ./worker_2_var_4
    volumes:
      - ./result-1:/var/data
      - ./result:/var/result
    depends_on:
      - worker-1