code: public function DeleteAction()
    {
      // Gets the user id, then stores it
      $id = $_GET['id'];
  
      // Deletes the selected user
      ModelFactory::get('User')->delete($id);
  
      // Creates a delete message to confirm the removal of the selected user
      htmlspecialchars(Session::createAlert('User permanently deleted !'));
  
      // Redirects to the view home
      $this->redirect('home');
    }
docs: ************\
  Deletes a user