ldc-supportweb/app/Policies/SitePolicy.php

<?php

namespace App\Policies;

use Illuminate\Auth\Access\HandlesAuthorization;

class SitePolicy
{
    use HandlesAuthorization;

    /**
     * Determine if the user can view any sites.
     *
     * @return boolean
     */
    public function viewAny(): bool
    {
        return auth()->check();
    }
}