version: '3'
services:
  app:
    build: .
    ports:
      - "3000:3000"
    depends_on:
      - mongodb
      - kafka
    environment:
      - MONGODB_URI=mongodb://mongodb:27017/test  # Updated to use 'test' database
      - KAFKA_BROKERS=kafka:9092

  mongodb:
    image: mongo:latest
    ports:
      - "27017:27017"
    volumes:
      - mongodb_data:/data/db

  kafka:
    image: wurstmeister/kafka:latest
    ports:
      - "9092:9092"
    environment:
      KAFKA_ADVERTISED_HOST_NAME: kafka
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
    depends_on:
      - zookeeper

  zookeeper:
    image: wurstmeister/zookeeper:latest
    ports:
      - "2181:2181"

volumes:
  mongodb_data:{}