LMS Этап 1 MVP - Laravel 13

✅ Базовая функциональность:
- Аутентификация (вход/выход/регистрация)
- Роли и разрешения (Administrator, Manager, Curator, Student)
- Панель управления (dashboard) для разных ролей

✅ База данных (23 миграции):
- users, organizations, groups, user_groups
- course_categories, courses, course_modules
- tests, questions, answers, question_matching_pairs
- test_attempts, test_responses
- course_requests, course_request_items, course_assignments
- scorm_data, user_course_progress, logs
- permission tables

✅ Модели (15 моделей с отношениями):
- User, Organization, Group
- CourseCategory, Course, CourseModule
- Test, Question, Answer, QuestionMatchingPair
- TestAttempt, TestResponse
- CourseRequest, CourseRequestItem, CourseAssignment
- ScormData, UserCourseProgress, Log

✅ Seeders:
- RoleSeeder (роли и разрешения)
- UserSeeder (тестовые пользователи)

✅ Контроллеры:
- LoginController, RegisterController, DashboardController

✅ Blade-шаблоны:
- layouts/app.blade.php
- auth/login.blade.php, auth/register.blade.php
- dashboard/admin.blade.php, dashboard/curator.blade.php, dashboard/student.blade.php

📦 Пакеты:
- Laravel 13 (dev-master)
- spatie/laravel-permission
- laravel/sanctum

🔧 Инфраструктура:
- Nginx конфигурация
- PHP 8.4-FPM
- MariaDB

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

app/Models/CourseCategory.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class CourseCategory extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'parent_id',
+        'name',
+        'slug',
+        'description',
+        'sort_order',
+        'is_active',
+    ];
+
+    protected $casts = [
+        'is_active' => 'boolean',
+    ];
+
+    public function parent(): BelongsTo
+    {
+        return $this->belongsTo(CourseCategory::class, 'parent_id');
+    }
+
+    public function children(): HasMany
+    {
+        return $this->hasMany(CourseCategory::class, 'parent_id');
+    }
+
+    public function courses(): HasMany
+    {
+        return $this->hasMany(Course::class);
+    }
+}