Feat: CRUD вопросов (начало)

✅ QuestionController (resource)
✅ QuestionPolicy
✅ Маршруты: /admin/tests/{test}/questions
✅ Blade-шаблоны: index, create (с JS для динамических ответов)
✅ Поддержка типов: single_choice, multiple_choice, input, matching
✅ Интеграция в show теста

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

app/Providers/AuthServiceProvider.php

@@ -23,6 +23,7 @@ class AuthServiceProvider extends ServiceProvider
         CourseCategory::class => CourseCategoryPolicy::class,
         Course::class => CoursePolicy::class,
         Test::class => TestPolicy::class,
+        Question::class => QuestionPolicy::class,
         Organization::class => OrganizationPolicy::class,
         Group::class => GroupPolicy::class,
         User::class => UserPolicy::class,