Übernahme des Slim-Skelekton.

api/src/Application/Actions/User/ListUsersAction.php

@@ -0,0 +1,21 @@
+<?php
+declare(strict_types=1);
+
+namespace TorstenHettstedt\TimekeepingApi\Application\Actions\User;
+
+use Psr\Http\Message\ResponseInterface as Response;
+
+class ListUsersAction extends UserAction
+{
+    /**
+     * {@inheritdoc}
+     */
+    protected function action(): Response
+    {
+        $users = $this->userRepository->findAll();
+
+        $this->logger->info("Users list was viewed.");
+
+        return $this->respondWithData($users);
+    }
+}