ldc-gen-game-web/config/codes.php

<?php

return [
    // Export pagination.
    'paginate' => env('CODE_PAGINATE', 65530),

    // Dictionnary of chars to use fo generating unique codes.
    'codeCharList' => env('CODE_CHAR_LIST', 'ABCDEFGHJKMNPQRSTUWXYZ123456789'),
    // Code length.
    'codeLength' => env('CODE_CHAR_LENGTH', 9)
];