voting-app: build: ./voting-app/. volumes: - ./voting-app:/app ports: - "5000:80" redis: image: redis ports: ["6379"] worker: build: ./worker db: image: postgres:9.4 volumes: - "myvolume:/var/lib/postgresql/data" result-app: build: ./result-app/. volumes: - ./result-app:/app ports: - "5001:80"