# docker-compose.yml
# For optimized builds with BuildKit, use: docker-compose -f docker-compose.buildkit.yml up
version: '3.8'

services:
  n8n-mcp:
    image: ghcr.io/czlonkowski/n8n-mcp:latest
    container_name: n8n-mcp
    restart: unless-stopped
    
    # Environment configuration
    environment:
      # Mode configuration
      MCP_MODE: ${MCP_MODE:-http}
      # NOTE: USE_FIXED_HTTP is deprecated. SingleSessionHTTPServer is now the default.
      # See: https://github.com/czlonkowski/n8n-mcp/issues/524
      AUTH_TOKEN: ${AUTH_TOKEN:?AUTH_TOKEN is required for HTTP mode}
      
      # Application settings
      NODE_ENV: ${NODE_ENV:-production}
      LOG_LEVEL: ${LOG_LEVEL:-info}
      PORT: ${PORT:-3000}
      
      # Database
      NODE_DB_PATH: ${NODE_DB_PATH:-/app/data/nodes.db}
      REBUILD_ON_START: ${REBUILD_ON_START:-false}

      # Telemetry: Anonymous usage statistics are ENABLED by default
      # To opt-out, uncomment and set to 'true':
      # N8N_MCP_TELEMETRY_DISABLED: ${N8N_MCP_TELEMETRY_DISABLED:-true}

      # Optional: n8n API configuration (enables 16 additional management tools)
      # Uncomment and configure to enable n8n workflow management
      # N8N_API_URL: ${N8N_API_URL}
      # N8N_API_KEY: ${N8N_API_KEY}
      # N8N_API_TIMEOUT: ${N8N_API_TIMEOUT:-30000}
      # N8N_API_MAX_RETRIES: ${N8N_API_MAX_RETRIES:-3}
    
    # Volumes for persistence
    volumes:
      - n8n-mcp-data:/app/data
    
    # Port mapping
    ports:
      - "${PORT:-3000}:${PORT:-3000}"
    
    # Resource limits
    deploy:
      resources:
        limits:
          memory: 512M
        reservations:
          memory: 256M
    
    # Health check
    healthcheck:
      test: ["CMD", "sh", "-c", "curl -f http://127.0.0.1:$${PORT:-3000}/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s

# Named volume for data persistence
volumes:
  n8n-mcp-data:
    driver: local