oliverdavies.uk/modules/opd_daily_emails/src/Repository/DailyEmailNodeRepository.php

<?php

declare(strict_types=1);

namespace Drupal\opd_daily_emails\Repository;

use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\node\NodeInterface;

final class DailyEmailNodeRepository implements DailyEmailRepositoryInterface {

  public function __construct(
    public readonly EntityTypeManagerInterface $entityTypeManager,
  ) {
  }

  public function getAll(): array {
    $query = $this->entityTypeManager
      ->getStorage('node')
      ->getQuery();

    $query->condition('status', NodeInterface::PUBLISHED);
    $query->condition('type', 'daily_email');

    $query->accessCheck(TRUE);

    $result = $query->execute();

    // TODO: this returns a list of node IDs. Load and return the nodes.
    return $result;
  }

}