SearchPageEditForm.php

<?php

namespace Drupal\search\Form;

use Drupal\Core\Form\FormStateInterface;

/**
 * Provides a form for editing a search page.
 *
 * @internal
 */
class SearchPageEditForm extends SearchPageFormBase {
    
    /**
     * {@inheritdoc}
     */
    protected function actions(array $form, FormStateInterface $form_state) {
        $actions = parent::actions($form, $form_state);
        $actions['submit']['#value'] = $this->t('Save search page');
        return $actions;
    }
    
    /**
     * {@inheritdoc}
     */
    public function save(array $form, FormStateInterface $form_state) {
        parent::save($form, $form_state);
        $this->messenger()
            ->addStatus($this->t('The %label search page has been updated.', [
            '%label' => $this->entity
                ->label(),
        ]));
    }

}