feat: shopify demo use cases

[Jakub-Vacek]

Description

This PR adds basic use cases for Shopify. All of them works (tested with providers cred).

Motivation and Context

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have read the CONTRIBUTING document.
• I haven't repeated the code. (DRY)
• I have added tests to cover my changes.
• All new and existing tests passed.

[zdne]

@Jakub-Vacek seems like the results miss description fields why inputs have them?

[zdne]

@Jakub-Vacek also the "error" handling seems a bit naive. For instance, rate limits are problems with Shopify API and could be good to handle them well.

[Jakub-Vacek]

@Jakub-Vacek seems like the results miss description fields why inputs have them?

I prompted AI to do it this way - input is provided by user sou some guidance can be useful. We can remove them from input or add them to result as wall.

@Jakub-Vacek also the "error" handling seems a bit naive. For instance, rate limits are problems with Shopify API and could be good to handle them well.

It is naive, AI lacks info about rate limiting (I am trying to add it now) so there is room for improvement.

[zdne]

@Jakub-Vacek seems like the results miss description fields why inputs have them?

I prompted AI to do it this way - input is provided by user sou some guidance can be useful. We can remove them from input or add them to result as wall.

I like it and, if feasible, I would add it to the result too!