app.post('/webhooks/plexy', (req, res) => {
  const event = req.body;

  switch (event.type) {
    case 'payment.succeeded':
      handlePaymentSuccess(event.data);
      break;
    case 'payment.failed':
      handlePaymentFailure(event.data);
      break;
  }

  res.status(200).send('OK');
});