{"message":"FastAPI Stripe Checkout Server","compatible_with":"Arthur Agrelli System","version":"2.2.0","performance_features":["Native async/await","Async N8N webhook delivery","Pydantic validation","Structured logging","Thread pool for Stripe operations"],"endpoints":{"embedded_checkout":{"create":"/create-checkout-session (POST)","status":"/session-status (GET)"},"subscriptions":{"customer":"/create-customer (POST)","subscription":"/create-subscription (POST)","status":"/subscription-status (GET)"},"payment_intent":{"create":"/create-payment-intent (POST)","status":"/payment-intent-status (GET)"},"health":"/health (GET)"}}