<?php
declare(strict_types=1);

header('Content-Type: application/json; charset=utf-8');

$siteKey = getenv('RECAPTCHA_SITE_KEY') ?: '6LdwBXUtAAAAAJzsguOH-tGT6GP20XW09XlC8bga';

echo json_encode([
    'recaptchaSiteKey' => $siteKey,
], JSON_UNESCAPED_SLASHES);