As mentioned in laravel doc https://laravel.com/docs/8.x/logging i used permission in logging.php configuration as follows
'single' => [
            'driver' => 'single',
            'tap' => [App\Providers\JsonFormatter::class],
            'path' => storage_path('logs/laravel.log'),
            'level' => 'debug',
            'permission' => 0777,
        ],
        'daily' => [
            'driver' => 'daily',
            'tap' => [App\Providers\JsonFormatter::class],
            'path' => storage_path('logs/'.php_sapi_name().'/laravel.log'),
            'level' => 'debug',
            'permission' => 0777,
            'days' => 1,
        ],
then I deleted all previous logs and then stored then logs again but every linked directory has drwxr-xr-x these permissions. Am I doing something wrong here?
