Authenticate
Public
App proxy
App proxies take requests to Shopify links, and redirect them to external links.
The function validates requests made to app proxies, and returns a context to enable querying Shopify APIs.
Checkout
The authenticate.public.checkout function ensures that checkout extension requests are coming from Shopify, and returns helpers to respond with the correct headers.
Customer account
The function ensures that customer account extension requests are coming from Shopify, and returns helpers to respond with the correct headers.