Face check-in that guests choose.

// After checkout: a single-use token for this ticket
const res = await fetch(
  `https://api-eu.faceping.ai/v1/events/${eventId}/enrolment-tokens`, {
    method: "POST",
    headers: {
      "X-Api-Key": process.env.FACEPING_API_KEY,
      "Content-Type": "application/json"
    },
    body: JSON.stringify({ ticketId: order.ticketId })
  });
const { token } = await res.json();

<!-- Your order confirmation page -->
<div data-faceping-token="{{ token }}"></div>
<script src="https://faceping.ai/widget.js" async></script>

<!-- Optional: react when the guest is done -->
<script>
  window.addEventListener("faceping:enrolled", () =>
    showMessage("Face check-in is ready for your ticket"));
</script>

// .NET MAUI gate app: sync before doors, then verify offline
var gate = await gateFactory.CreateAsync(eventId, deviceToken);
await gate.SyncAsync();
using var session = await gate.OpenAsync();

var result = session!.Verify(scannedTicketId, cameraFrame);
if (result.Outcome == GateOutcome.Match)
    turnstile.Open();
else
    SendToStaffedLane(result.Outcome);