Preloaded Cart and Checkout Validation configuration in Admin UI extensions

We've added preloading of the Validation record and its metafields so that you can access them without the need of a fetch call. The Validation API will be gated by a new read_validations access scope in the near future, so you need to migrate to this new format for your extension to continue to work or the fetch call will start failing.

Learn more about Cart and Checkout Validation configuration on Shopify.dev.