Support individual image description for products in chec.io dashboard

[rortan134]

A feature that would work just like the product description but work separately, the API could be able to serve images with a description inserted by the merchant/user, something like:

An example of how it would be applied on the frontend (example from made.com website)

[rortan134]

Seeing further a "description" prop is already being returned from the product > assets object though it's always null with no way to control that

[robbieaverill]

Hi there, the prop is accessible via the API (eg "update assets") however we will consider adding a field for it to the dashboard as well.