version: '3.8'

services:
  # 1. OpenSearch: Vector & Full-text Search Engine
  opensearch:
    image: opensearchproject/opensearch:2.11.1
    container_name: poc_opensearch
    environment:
      - discovery.type=single-node
      - OPENSEARCH_INITIAL_ADMIN_PASSWORD=Admin123!@#
      - bootstrap.memory_lock=true
      - "OPENSEARCH_JAVA_OPTS=-Xms512m -Xmx512m"
      - DISABLE_SECURITY_PLUGIN=true # Tạm tắt security plugin để dev dễ dàng (không cần HTTPS/certs phức tạp)
    ulimits:
      memlock:
        soft: -1
        hard: -1
      nofile:
        soft: 65536
        hard: 65536
    ports:
      - "9200:9200"
      - "9600:9600"
    volumes:
      - opensearch-data:/usr/share/opensearch/data
    networks:
      - poc_network

  # 2. OpenSearch Dashboards: Giao diện web quản lý Index (Tùy chọn nhưng rất tiện)
  opensearch-dashboards:
    image: opensearchproject/opensearch-dashboards:2.11.1
    container_name: poc_os_dashboards
    environment:
      - OPENSEARCH_HOSTS=http://opensearch:9200
      - DISABLE_SECURITY_DASHBOARDS_PLUGIN=true
    ports:
      - "5601:5601"
    depends_on:
      - opensearch
    networks:
      - poc_network

  # 3. Backend App: Ứng dụng Python Ingestion & Search
  backend:
    build: .
    container_name: poc_backend
    volumes:
      - .:/app # Mount source code để sửa code nhận ngay không cần rebuild
    ports:
      - "8000:8000"
    environment:
      - OPENSEARCH_HOST=opensearch
      - OPENSEARCH_PORT=9200
      # Các biến môi trường khác sẽ được mount từ file .env local
    env_file:
      - .env
    depends_on:
      - opensearch
    networks:
      - poc_network

volumes:
  opensearch-data:

networks:
  poc_network:
    driver: bridge