feat: add question bank management, quiz finalization, and related backend/frontend functionality

tests/Repository/BankQuestionRepositoryTest.php

@@ -0,0 +1,53 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tvdt\Tests\Repository;
+
+use PHPUnit\Framework\Attributes\CoversClass;
+use Tvdt\Entity\QuestionLabel;
+use Tvdt\Repository\BankQuestionRepository;
+
+#[CoversClass(BankQuestionRepository::class)]
+final class BankQuestionRepositoryTest extends DatabaseTestCase
+{
+    private BankQuestionRepository $bankQuestionRepository;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        $this->bankQuestionRepository = self::getContainer()->get(BankQuestionRepository::class);
+    }
+
+    public function testFindBySeasonReturnsAllQuestions(): void
+    {
+        $season = $this->getSeasonByCode('krtek');
+
+        $bankQuestions = $this->bankQuestionRepository->findBySeason($season);
+
+        $this->assertCount(3, $bankQuestions);
+    }
+
+    public function testFindBySeasonFiltersByLabel(): void
+    {
+        $season = $this->getSeasonByCode('krtek');
+        $label = $this->entityManager->getRepository(QuestionLabel::class)
+            ->findOneBy(['season' => $season, 'name' => 'Locatie']);
+        $this->assertInstanceOf(QuestionLabel::class, $label);
+
+        $bankQuestions = $this->bankQuestionRepository->findBySeason($season, $label);
+
+        $this->assertCount(2, $bankQuestions);
+        foreach ($bankQuestions as $bankQuestion) {
+            $this->assertTrue($bankQuestion->labels->contains($label));
+        }
+    }
+
+    public function testFindBySeasonIgnoresOtherSeasons(): void
+    {
+        $season = $this->getSeasonByCode('bbbbb');
+
+        $this->assertCount(0, $this->bankQuestionRepository->findBySeason($season));
+    }
+}