Ask this site for Mintlify

Mintlify runs any .js file in your docs folder on every page.

ask-this-site.js, next to docs.json

var s = document.createElement("script");
s.src = "https://askthissite.com/embed.js";
s.async = true;
document.head.appendChild(s);

Any .mdx page

<div data-everypage-site="YOUR-SITE-ID"></div>

Your site id is on your site's page after you sign up.