<!DOCTYPE html>
<html>
<body>
<script type="module">
import './mock-digital-goods-service.js';
window.addEventListener('load', async () => {
try {
await window.getDigitalGoodsService('https://example.com/billing');
window.parent.postMessage({ type: 'availability-result', enabled: true }, '*');
} catch (error) {
window.parent.postMessage({ type: 'availability-result', enabled: false }, '*');
}
}, { once: true });
</script>
</body>
</html>