Revolution EDA Plugin Server v2.0
Endpoints:
  GET /plugins.json - Plugin registry with download counts
  GET /stats - Detailed download statistics
  GET /download/<path> - Download plugin file (tracked)
  GET /health - Health check

Creem.io Payment Proxy:
  POST /creem/checkout - Create payment checkout
  GET /creem/products - List available products
  GET /creem/products/<plugin> - Get product info
  POST /creem/webhooks - Handle payment webhooks
  GET /creem/health - Creem integration health check

License Management:
  POST /license/activate - Activate license key
  POST /license/validate - Validate license key