mehl.mx/themes/hugo-mastodon-comments/static/comments/config.sample.php

<?php
$config = [
    'mastodon-instance' => 'https://mastodon.social',
    'user-id' => 379833,
    'search-url' => 'https?://fsfe.org', // please use https?:// as schema
    'cache_toots' => 300,
    'cache_comments' => 300,
    'debug' => true
];