services:
  nats-server1:
    image: nats:latest
    environment:
      - NATS_CLUSTER_NAME=my_cluster
      - NATS_NODE_NAME=nats-server1
      - NATS_ENABLE_CLUSTER=true
    command: ["-c", "/etc/nats/nats-server.conf"]
    ports:
      - "4222:4222"   # host 4222 -> container 4222 (NATS client port)
      - "9222:9222"   # Caddy reverse proxy host 443 -> Caddy reverse proxy host 9222 -> container 9222 (NATS websocket port)
    volumes:
      - ./nats-server.conf:/etc/nats/nats-server.conf:ro
    restart: unless-stopped

  # nats-server2:
  #   image: nats:latest
  #   environment:
  #     - NATS_CLUSTER_NAME=my_cluster
  #     - NATS_NODE_NAME=nats-server2
  #     - NATS_ENABLE_CLUSTER=true
  #   ports:
  #     - "4222:4222"

  # nats-server3:
  #   image: nats:latest
  #   environment:
  #     - NATS_CLUSTER_NAME=my_cluster
  #     - NATS_NODE_NAME=nats-server3
  #     - NATS_ENABLE_CLUSTER=true
  #   ports:
  #     - "4222:4222"