Chore/PJH-80: Shopify Workflow

[porhkz]

Description of the proposed changes

• Reusable workflow to deploy Shopify Apps

Screenshots (if applicable)

Other solutions considered (if any)

Notes to PR author
Deploying to Shopify example

...
  shopify-deploy: 
    uses: aligent/workflows/.github/workflows/gadget-deploy.yml@chore/PJH-80_gadget_deploy
    with:
      environment: ${{ github.ref_name }}
    secrets: 
      shopify-apps-api-token: ${{ secrets.SHOPIFY_TOKEN }}
...

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The merge-base changed after approval.