{"status":"WABA Onboarding Server Running ✅","endpoints":{"health":"GET - Health check","auth/send-otp":"POST - Send OTP to phone number","auth/verify-otp":"POST - Verify OTP and get JWT","auth/facebook":"GET - Get Facebook OAuth URL","waba/connect":"POST - Connect WhatsApp Business Account","messages/send":"POST - Send WhatsApp message","webhooks/whatsapp":"GET/POST - Webhook endpoint"}}