refactor: update to receipt only instead of set

src/controllers/05-payment-controller.ts

@@ -331,6 +331,14 @@ export class FlowAccountController extends Controller {
       const result = await flowAccount.issueInvoice(payment.invoice.id);
       const documentId = result?.body?.data?.documentId;
 
+      if (!documentId) {
+        throw new HttpError(
+          HttpStatus.INTERNAL_SERVER_ERROR,
+          "FlowAccount error",
+          "flowAccountError",
+        );
+      }
+
       await prisma.invoice.update({
         where: { id: payment.invoice.id },
         data: { flowAccountRecordId: String(documentId) },