services:
  app:
    image: redis:latest
    command: ["redis-server", "--appendonly", "yes", "--port", "6379"]
    volumes:
      - redis_data:/data
    networks:
      - n8n_network
    deploy:
      mode: replicated
      replicas: 1
      resources:
        limits:
          cpus: "0.2"
          memory: 512M
      placement:
        constraints:
          - node.role == manager

volumes:
  redis_data:
    external: true

networks:
  n8n_network:
    driver: overlay
    attachable: true
    external: true