<?php
declare(strict_types=1);

header('Content-Type: application/json; charset=utf-8');
header('Cache-Control: no-store');

echo json_encode(
    [
        'ok' => true,
        'mode' => 'php-file-persistence'
    ],
    JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT
);
