HopekellDev / laravel-payvessel

config/payvessel.php

<?php

return [
    'api_key' => env('PAYVESSEL_API_KEY'),

The function env was not found. Maybe you did not declare it correctly or list all dependencies?

    'api_secret' => env('PAYVESSEL_API_SECRET'),
    'business_id' => env('BUSINESS_ID'),
    'base_url' => env('PAYVESSEL_API_URL', 'https://api.payvessel.com'),
];