version: '3.8'

services:
  json-server:
    image: presence-tracker-api:latest
    ports:
      - "3001:3001"
    volumes:
      - json-data:/data
    networks:
      - presence-network
    deploy:
      replicas: 1
      restart_policy:
        condition: on-failure
        delay: 5s
        max_attempts: 3
      placement:
        constraints:
          - node.role == worker

  nextjs:
    image: presence-tracker-web:latest
    ports:
      - "3000:3000"
    environment:
      - API_URL=http://json-server:3001
    networks:
      - presence-network
    deploy:
      replicas: 2
      restart_policy:
        condition: on-failure
        delay: 5s
        max_attempts: 3
      update_config:
        parallelism: 1
        delay: 10s
      placement:
        constraints:
          - node.role == worker
    depends_on:
      - json-server

volumes:
  json-data:
    driver: local

networks:
  presence-network:
    driver: overlay