shlink/config/autoload/mercure.local.php.dist

<?php

declare(strict_types=1);

return [

    'mercure' => [
        'public_hub_url' => 'http://localhost:8001',
        'internal_hub_url' => 'http://shlink_mercure_proxy',
        'jwt_secret' => 'mercure_jwt_key_long_enough_to_avoid_error',
    ],

];