foto-portfolio/config/credentials.sample.php

<?php
/**
 * Admin credentials. Copy to credentials.php, then set your own password:
 * generate a hash with:  php -r "echo password_hash('your-password', PASSWORD_DEFAULT), PHP_EOL;"
 *
 * The default below is username "admin", password "changeme".
 * The application rewrites this file when the password is changed online,
 * so it must remain writable by the web server.
 */
return [
    'username'      => 'admin',
    'password_hash' => '$2y$12$oLK/BpvD7Opj0.VlxbkMiu1QrqD5wQi.e5HCKIyOjdroMwF503Gi.',
];