honhui/config/thirdPartyApi.php

<?php

return [

    /*
    |--------------------------------------------------------------------------
    | Third Party Services
    |--------------------------------------------------------------------------
    |
    | This file is for storing the credentials for third party services such
    | as Mailgun, Postmark, AWS and more. This file provides the de facto
    | location for this type of information, allowing packages to have
    | a conventional file to locate the various service credentials.
    |
    */

    'DeepL' => [
        'api-key' => env('DeepL_API_KEY', "39a18a12-0e9d-4037-94e9-24c4b4b81671"),
    ]
];