Feat: CRUD курсов

✅ CourseController (resource)
✅ CoursePolicy
✅ Маршруты: /admin/courses
✅ Blade-шаблоны:
  - index.blade.php (список с карточками)
  - create.blade.php (форма создания)
  - edit.blade.php (форма редактирования)
  - show.blade.php (просмотр)
✅ Ссылка в сайдбаре
✅ Загрузка изображений (thumbnail)
✅ Типы курсов: standard, scorm, h5p

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

resources/views/admin/courses/show.blade.php

@@ -0,0 +1,76 @@
+@extends('layouts.app')
+@section('title', $course->title)
+@section('content')
+<div class="container-fluid">
+    <div class="row">
+        <nav class="col-md-3 col-lg-2 d-md-block sidebar"><div class="position-sticky pt-3">@include('partials._sidebar')</div></nav>
+        <main class="col-md-9 ms-sm-auto col-lg-10 px-md-4 main-content">
+            <div class="d-flex justify-content-between align-items-center pt-3 pb-2 mb-3 border-bottom">
+                <h1 class="h2">{{ $course->title }}</h1>
+                <div>
+                    @can('update', $course)<a href="{{ route('admin.courses.edit', $course) }}" class="btn btn-warning btn-sm me-2">Редактировать</a>@endcan
+                    <a href="{{ route('admin.courses.index') }}" class="btn btn-secondary btn-sm">Назад</a>
+                </div>
+            </div>
+            <div class="row">
+                <div class="col-md-4 mb-4">
+                    <div class="card shadow-sm">
+                        @if($course->thumbnail)<img src="{{ asset('storage/' . $course->thumbnail) }}" class="card-img-top" alt="{{ $course->title }}">
+                        @else<div class="card-img-top bg-secondary d-flex align-items-center justify-content-center" style="height:200px;"><i class="bi bi-book text-white" style="font-size:4rem;"></i></div>@endif
+                    </div>
+                </div>
+                <div class="col-md-8 mb-4">
+                    <div class="card shadow-sm h-100">
+                        <div class="card-body">
+                            <table class="table table-sm">
+                                <tr><th>Категория:</th><td>{{ $course->category?->name ?? '—' }}</td></tr>
+                                <tr><th>Тип:</th><td><span class="badge bg-info">{{ $course->type }}</span></td></tr>
+                                <tr><th>Длительность:</th><td>{{ $course->duration_minutes ?? '—' }} мин</td></tr>
+                                <tr><th>Проходной балл:</th><td>{{ $course->passing_score }}%</td></tr>
+                                <tr><th>Сертификат:</th><td>@if($course->has_certificate)<span class="badge bg-success">Да</span>@else<span class="badge bg-secondary">Нет</span>@endif</td></tr>
+                                <tr><th>Статус:</th><td>@if($course->is_active)<span class="badge bg-success">Активен</span>@else<span class="badge bg-secondary">Не активен</span>@endif</td></tr>
+                                <tr><th>Создан:</th><td>{{ $course->created_at->format('d.m.Y H:i') }}</td></tr>
+                                <tr><th>Автор:</th><td>{{ $course->creator?->name ?? '—' }}</td></tr>
+                            </table>
+                        </div>
+                    </div>
+                </div>
+            </div>
+            <div class="row">
+                <div class="col-md-6 mb-4">
+                    <div class="card shadow-sm">
+                        <div class="card-header"><h5 class="mb-0">Описание</h5></div>
+                        <div class="card-body">{{ $course->description ?? '—' }}</div>
+                    </div>
+                </div>
+                <div class="col-md-6 mb-4">
+                    <div class="card shadow-sm">
+                        <div class="card-header"><h5 class="mb-0">Цели обучения</h5></div>
+                        <div class="card-body">{{ $course->objectives ?? '—' }}</div>
+                    </div>
+                </div>
+            </div>
+            <div class="row">
+                <div class="col-md-6 mb-4">
+                    <div class="card shadow-sm">
+                        <div class="card-header d-flex justify-content-between"><h5 class="mb-0">Модули</h5><a href="#" class="btn btn-sm btn-primary"><i class="bi bi-plus"></i></a></div>
+                        <div class="card-body">
+                            @if($course->modules->count() > 0)<ul class="list-group list-group-flush">@foreach($course->modules as $module)<li class="list-group-item d-flex justify-content-between">{{ $module->title }}<small class="text-muted">{{ $module->type }}</small></li>@endforeach</ul>
+                            @else<p class="text-muted mb-0">Нет модулей</p>@endif
+                        </div>
+                    </div>
+                </div>
+                <div class="col-md-6 mb-4">
+                    <div class="card shadow-sm">
+                        <div class="card-header d-flex justify-content-between"><h5 class="mb-0">Тесты</h5><a href="#" class="btn btn-sm btn-primary"><i class="bi bi-plus"></i></a></div>
+                        <div class="card-body">
+                            @if($course->tests->count() > 0)<ul class="list-group list-group-flush">@foreach($course->tests as $test)<li class="list-group-item d-flex justify-content-between">{{ $test->title }}<span class="badge bg-secondary">{{ $test->type }}</span></li>@endforeach</ul>
+                            @else<p class="text-muted mb-0">Нет тестов</p>@endif
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </main>
+    </div>
+</div>
+@endsection