version: '3.8'

services:
  # Main KGraph-MCP Application
  kgraph-mcp:
    build: 
      context: .
      dockerfile: Dockerfile
    ports:
      - "${PORT:-7860}:7860"
    environment:
      - ENVIRONMENT=${ENVIRONMENT:-production}
      - REDIS_URL=redis://redis:6379
      - POSTGRES_URL=postgresql://postgres:${POSTGRES_PASSWORD}@postgres:5432/kgraph_mcp
      - VECTOR_DB_URL=http://weaviate:8080
    depends_on:
      - redis
      - postgres
      - weaviate
    volumes:
      - ./data:/app/data
      - ./logs:/app/logs
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:7860/health"]
      interval: 30s
      timeout: 10s
      retries: 3

  # Redis for caching and session management
  redis:
    image: redis:7-alpine
    ports:
      - "6379:6379"
    volumes:
      - redis_data:/data
    restart: unless-stopped

  # PostgreSQL for persistent data
  postgres:
    image: postgres:15-alpine
    environment:
      - POSTGRES_DB=kgraph_mcp
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
    volumes:
      - postgres_data:/var/lib/postgresql/data
      - ./deployment/init.sql:/docker-entrypoint-initdb.d/init.sql
    ports:
      - "5432:5432"
    restart: unless-stopped

  # Weaviate for vector embeddings and knowledge graph
  weaviate:
    image: semitechnologies/weaviate:1.23.1
    ports:
      - "8080:8080"
    environment:
      - QUERY_DEFAULTS_LIMIT=25
      - AUTHENTICATION_ANONYMOUS_ACCESS_ENABLED=true
      - PERSISTENCE_DATA_PATH=/var/lib/weaviate
    volumes:
      - weaviate_data:/var/lib/weaviate
    restart: unless-stopped

  # Nginx reverse proxy
  nginx:
    image: nginx:alpine
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - ./deployment/nginx.conf:/etc/nginx/nginx.conf
      - ./deployment/ssl:/etc/nginx/ssl
    depends_on:
      - kgraph-mcp
    restart: unless-stopped

  # Monitoring with Prometheus
  prometheus:
    image: prom/prometheus:latest
    ports:
      - "9090:9090"
    volumes:
      - ./deployment/prometheus.yml:/etc/prometheus/prometheus.yml
      - prometheus_data:/prometheus
    restart: unless-stopped

  # Log aggregation
  loki:
    image: grafana/loki:latest
    ports:
      - "3100:3100"
    volumes:
      - loki_data:/loki
    restart: unless-stopped

volumes:
  redis_data:
  postgres_data:
  weaviate_data:
  prometheus_data:
  loki_data: