API

• Added an End-to-end Guide for Headless checkout flow with the GraphQL Storefront API to describe how to work with shopper interactions on headless storefronts.

• The Management Checkout API now supports item-level and cart-level discounts.

• Updated the number of allowed domains for CORS to 2 for the GraphQL Storefront Tokens Create a Token endpoint.

Bug Fixes

• Revisited out-of-date screenshots in the Publishing an App article to provide the correct steps to certify an application.

• Made state_or_province required in the Add Consignment to Checkout and Create a Customer Address endpoints.