Svelte action set-focus

• will set focus on a or button as soon as element mounts.
• will return focus to previous element when closed

How to

<div
    use:setFocus>
    <h2>I am an overlay</h2>
    <button>Focus will be set here</button>
</div>

REPL

https://svelte.dev/repl/fa3cd21b4dd24b60a578386f7a1b6dc0?version=3.44.2