See the code…
<?php
// Allow JSON file uploads in WordPress Media Library
// https://snipsnip.pro/s/91
if (\current_user_can('manage_options')) {
\add_filter('upload_mimes', function($mime_types){
$mime_types['json'] = 'application/json';
return $mime_types;
},99);
}
Whoa! Check out this fun lil piggy. Just a couple simple lines and you can upload JSON files to your WordPress site! Hotdamn.