This can follow the pattern used in amp-story-interactive

1. Scaffold a amp-story-shopping component that will import:

• amp-story-shopping-config
• amp-story-shopping-tag
• amp-story-shopping-attachment

2. Scaffold sub components.

3. Include an example html file under /examples/amp-story that renders the scaffolded sub components within an amp-story.

Example file structure:

Example demo page rendering boilerplate components: