Add missing mailService in Stripe Hook extension guide (#22450)

Co-authored-by: Pascal Jufer <[email protected]>

contributors.yml

@@ -124,5 +124,6 @@
 - jonaskohl
 - kimiaabt
 - the-other-dev
+- Oleksii909
 - magiudev
 - burka

docs/guides/extensions/hooks-add-stripe-customer.md

@@ -101,7 +101,7 @@ Use the `ItemsService` to update the customer record. Initialize the service and
 stripe.customers
  .create({})
  .then((customer) => {
- const customers = new ItemsService(collection, { schema: schema }); // [!code ++]
+ const customers = new ItemsService(collection, { schema }); // [!code ++]
  customers.updateByQuery({ filter: { id: key } }, { stripe_id: customer.id }, { emitEvents: false }); // [!code ++]
  })
  .catch((error) => {});
@@ -117,6 +117,7 @@ stripe.customers
  .create({})
  .then((customer) => {})
  .catch((error) => {
+ const mailService = new MailService({ schema });
  mailService.send({ // [!code ++]
  to: '[email protected]', // [!code ++]
  from: '[email protected]', // [!code ++]
@@ -178,10 +179,11 @@ export default ({ action }, { env, services }) => {
  email: payload.email_address,
  })
  .then((customer) => {
- const customers = new ItemsService(collection, { schema: schema });
+ const customers = new ItemsService(collection, { schema });
  customers.updateByQuery({ filter: { id: key } }, { stripe_id: customer.id }, { emitEvents: false });
  })
  .catch((error) => {
+ const mailService = new MailService({ schema });
  mailService.send({
  to: '[email protected]',
  from: '[email protected]',