buildLocalTasks example

$container->get('plugin.manager.layout_builder.section_storage')
    );
  }

  /** * {@inheritdoc} */
  public function getDerivativeDefinitions($base_plugin_definition) {
    foreach ($this->sectionStorageManager->getDefinitions() as $plugin_id => $definition) {
      $section_storage = $this->sectionStorageManager->loadEmpty($plugin_id);
      if ($section_storage instanceof SectionStorageLocalTaskProviderInterface) {
        $this->derivatives += $section_storage->buildLocalTasks($base_plugin_definition);
      }
    }
    return $this->derivatives;
  }

}