Example site showing how finished product should look if you follow along my tutorial on using Fast JS Search on Gatsby. We use JS Search to add site search to the site, keeping it static. Then polish with stemming and UX enhancements. The demo site is live at gatsby-site-search.rodneylab.com.
If you have questions, please drop a comment at the bottom of the blog post page. Hope you find this useful,
Rodney