About Team Gateway Tapnod

Tapnod Accessible card payments for everyone.** When a shop charges your card, Tapnod tells you out loud, on your own phone and in your language (English, Pidgin, Yorùbá, Igbo or Hausa), who is charging you and how much. You approve with your fingerprint. Nobody else has to read the POS screen for you, and nobody needs your PIN. Built for the people the usual POS flow leaves out: blind and low-vision customers, people who prefer their own language, older customers, and anyone who doesn't want to hand their card and PIN to a stranger. Live:** tapnod-demo.onrender.com · Forge sandbox: https://teamXX.xtradot.co (see Deploy to the Forge sandbox) This repo holds the whole demo: | Part | What it is | Built with | | --- | --- | --- | | **Tapnod POS** (app/) | Android app the shop agent uses. Types the amount, reads the card by tap or camera, waits for the customer, prints a receipt. | Kotlin, Jetpack Compose, CameraX, ML Kit | | **Landing page + customer web app** (server/public/) | Public landing page, and the app on the customer's phone: sign up, fingerprint sign-in, payments read aloud, notifications, fingerprint approval. | HTML, JavaScript, Web Push, WebAuthn passkeys | | **Backend** (server/) | Connects the two. Customer accounts in Postgres, payment requests, fingerprint checks, notifications, Nigerian-voice audio. | Node.js, Postgres (pg is the only package) | How a payment…

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