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Migrating eCommerce integrations to 2.3.0-rc.3


This migration guide helps Integrators make their integrations and plugins compatible with version 2.3.0-rc.3.

It only contains code examples. For more information about this version, refer to the Overview page.


  • Added extendApp to Server Middleware extensions (ApiClientExtension interface). It allows direct access to the Express server instance.
export const customExtension = {
  name: 'customExtension',

  extendApp: (app: Express) => {

    app.get('/customEndpoint', customMiddleware(), (request, response) => {