Storio - Extend Stories Plugin Upload Extensions

storio_custom_upload_mimes.php

<?php
// Storio -  Extend Stories Plugin Upload Extensions
add_filter('upload_mimes', 'storio_custom_upload_mimes');
function storio_custom_upload_mimes($mimes) {
    $custom_mime_types = array(
        'json' => 'application/json',
        'xml'  => 'application/xml',
        'txt'  => 'text/plain',
        'avif' => 'image/avif',
        'gif'  => 'image/gif', 
	'jpg'  => 'image/jpeg', 
	'png'  => 'image/png', 
	'webp' => 'image/webp',
        'svg'  => 'image/svg+xml',
        'pdf'  => 'application/pdf',
        'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
    );

    return array_merge($mimes, $custom_mime_types);
}