math_cms/config/question_bank.php

<?php

return [
    'timeout' => (int) env('QUESTION_BANK_TIMEOUT', 10),

    'cache_ttl' => (int) env('QUESTION_BANK_CACHE_SECONDS', 300),

    'retry' => (int) env('QUESTION_BANK_RETRY', 2),

    'retry_delay' => (int) env('QUESTION_BANK_RETRY_DELAY', 200),

    'mode' => env('QUESTION_BANK_MODE', 'local'),
];