This app does not currently provide any Shopify storefront features… that is left up to you. This is by design so that everything “just works” with Shopify.
You may need to talk to a Shopify Expert, someone who can advise on how Shopify works and what all you might need to convert to Shopify.
Shopify Experts: https://experts.shopify.com/
Shopify Certified Service Partners: https://www.shopify.com/plus/partners/service