Just add this to a file and run it, for example add it to a callback web route and hi the route, and the magic happens

How to create symlinks in shared hosting for laravel storage folder

//To create symlinks in shared hosting

public function symlink()
{
$target = '/home/your_server_name/public_html/storage/app/public';
$shortcut = '/home/your_server_name/public_html/public/storage';
symlink($target, $shortcut);
}