This extension triggers an event restored whenever a back button even is detected while using hx-boost.
Install
<script src="https://unpkg.com/htmx.org/dist/ext/restored.js"></script>
Usage
A page utilizing hx-boost that will reload the h1 each time the back button is pressed:
<body hx-boost="true">
<h1 hx-ext="restored" hx-trigger="restored" hx-get="/header">Come back!</h1>
<a href="/other_page">I'll be back</a>
</body>
[HTMX Reference](https://htmx.org/extensions/restored/)