QPay Integration
QPay is Mongolia's QR-code payment standard. The flow is: your backend creates an invoice → QPay returns a qr_image and a list of bank deep links → the customer scans the QR or taps their bank's app → QPay posts to your callback URL when paid → your backend verifies via /payment/check and marks the order as paid.
This skill helps you set that up end-to-end in the developer's project. The developer ships with QPay actually working, not with a partial scaffold they have to
[Description truncada. Veja o README completo no GitHub.]