use username for multi games

Jenkinsfile

@@ -37,7 +37,7 @@ pipeline {
                 sh 'vendor/bin/phpunit --log-junit unit_test_results.xml --testdox tests'
             }
             post {
-                always {
+                success {
                     archiveArtifacts 'unit_test_results.xml'
                 }
             }
@@ -56,7 +56,7 @@ pipeline {
                 sh 'php -d memory_limit=1G vendor/bin/phpstan analyse -c phpstan.neon --error-format=prettyJson > static_code_analysis_results.json'
             }
             post {
-                always {
+                success {
                     archiveArtifacts 'static_code_analysis_results.json'
                 }
             }

src/Controller/GameController.php

@@ -1,6 +1,7 @@
 <?php namespace MapGuesser\Controller;
 
 use DateTime;
+use Faker\Factory;
 use SokoWeb\Interfaces\Authentication\IAuthenticationRequired;
 use SokoWeb\Response\HtmlContent;
 use SokoWeb\Response\JsonContent;
@@ -11,7 +12,6 @@ use MapGuesser\PersistentData\Model\Challenge;
 use MapGuesser\PersistentData\Model\MultiRoom;
 use MapGuesser\PersistentData\Model\PlaceInChallenge;
 use MapGuesser\PersistentData\Model\UserInChallenge;
-use MapGuesser\PersistentData\Model\User;
 use MapGuesser\Repository\ChallengeRepository;
 use MapGuesser\Repository\MapRepository;
 use MapGuesser\Repository\MultiRoomRepository;
@@ -191,7 +191,7 @@ class GameController implements IAuthenticationRequired
     public function prepareMultiGame(): IContent
     {
         /**
-         * @var User|null $user
+         * @var User $user
          */
         $user = \Container::$request->user();
         if ($user === null)