Add predictive search to a Shopify test store

Add predictive search (search autocomplete) to the theme so that suggested results appear immediately as you type in the search field. Please see screenshot attached. No need to style it, just focus on the functionality. The feature to be based on Shopify's own Predictive Search API. Here's the documentation: https://shopify.dev/themes/navigation-search/search/predictive-search. Once completed please share screenshots of the theme files that you've added. Many thanks