http://localhost:5000/ 2025-08-19 weekly 1 http://localhost:5000/about 2025-08-19 weekly 0.8 http://localhost:5000/faq 2025-08-19 weekly 0.7 http://localhost:5000/nfc-helper 2025-08-19 weekly 0.6 http://localhost:5000/how-it-works 2025-08-19 weekly 0.8