housing.module

function housing_entity_type_alter(array &$entity_types) {
  $form_modes = \Drupal::service('entity_display.repository')->getAllFormModes();
  foreach ($form_modes as $entity_type => $display_modes) {
    if ($entity_type !== 'housing') {
      // We are only interested in adding a handler to the Node entity.
      continue;
    }

    /* @var \Drupal\Core\Entity\EntityTypeInterface $entity */
    $entity = $entity_types[$entity_type];
    foreach ($display_modes as $machine_name => $form_display) {
      if ($machine_name != 'register') {
        // Get the correct canonical path to add operation.
        $path = $entity->getLinkTemplate('canonical') . "/$machine_name";
        $default_handler_class = $entity->getHandlerClasses()['form']['default'];
        $entity->setFormClass($machine_name, $default_handler_class)
          ->setLinkTemplate($machine_name, $path);
      }
    }
  }
}