Add a CI/CD Template for deploying Shopify Themes with Theme Kit

Cheryl Li requested to merge cli-shopify-cicd-template into master

What does this MR do?

Adds a CI Template for Shopify's Theme Kit to deploy new Shopify Themes.

Closes #292664 (closed)

Screen recording

How to set up and validate locally

Follow the steps in Alex's blog

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

Thanks to Alex Gogl for the example in How to deploy Shopify themes automatically

Edited by Austin Regnery

Merge request reports