shlink/config/autoload/url-shortener.global.php

<?php

declare(strict_types=1);

use Shlinkio\Shlink\Core\Config\EnvVars;

use const Shlinkio\Shlink\DEFAULT_SHORT_CODES_LENGTH;
use const Shlinkio\Shlink\MIN_SHORT_CODES_LENGTH;

return (static function (): array {
    $shortCodesLength = max(
        (int) EnvVars::DEFAULT_SHORT_CODES_LENGTH()->loadFromEnv(DEFAULT_SHORT_CODES_LENGTH),
        MIN_SHORT_CODES_LENGTH,
    );

    return [

        'url_shortener' => [
            'domain' => [
                'schema' => ((bool) EnvVars::IS_HTTPS_ENABLED()->loadFromEnv(true)) ? 'https' : 'http',
                'hostname' => EnvVars::DEFAULT_DOMAIN()->loadFromEnv(''),
            ],
            'default_short_codes_length' => $shortCodesLength,
            'auto_resolve_titles' => (bool) EnvVars::AUTO_RESOLVE_TITLES()->loadFromEnv(false),
            'append_extra_path' => (bool) EnvVars::REDIRECT_APPEND_EXTRA_PATH()->loadFromEnv(false),
        ],

    ];
})();