Hello,
I am new to developing applications for Shopify. I work for a company that has its own payment gateway, and we are looking for a way to integrate it as a payment method in Shopify. I have been researching and I believe the path we need to take is outlined in the following documentation:
However, after checking, the paid extensions are currently limited. Is there any other way we could develop our app? If so, do you know what the path forward would be?