feat: 初始化知识库系统项目

- 实现基于 Laravel 11 和 Filament 3.X 的文档管理系统
- 添加用户认证和分组管理功能
- 实现文档上传、分类和权限控制
- 集成 Word 文档自动转换为 Markdown
- 集成 Meilisearch 全文搜索引擎
- 实现文档在线预览功能
- 添加安全日志和审计功能
- 完整的简体中文界面
- 包含完整的项目文档和部署指南

技术栈:
- Laravel 11.x
- Filament 3.X
- Meilisearch 1.5+
- Pandoc 文档转换
- Redis 队列系统
- Pest PHP 测试框架

app/Providers/AppServiceProvider.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Providers;
+
+use App\Models\Document;
+use App\Observers\DocumentObserver;
+use Carbon\Carbon;
+use Illuminate\Support\ServiceProvider;
+
+class AppServiceProvider extends ServiceProvider
+{
+    /**
+     * Register any application services.
+     */
+    public function register(): void
+    {
+        //
+    }
+
+    /**
+     * Bootstrap any application services.
+     */
+    public function boot(): void
+    {
+        // 配置 Carbon 使用中文
+        Carbon::setLocale('zh_CN');
+
+        // 注册文档观察者，用于自动管理 Meilisearch 索引
+        Document::observe(DocumentObserver::class);
+    }
+}

app/Providers/Filament/AdminPanelProvider.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace App\Providers\Filament;
+
+use Filament\Http\Middleware\Authenticate;
+use Filament\Http\Middleware\AuthenticateSession;
+use Filament\Http\Middleware\DisableBladeIconComponents;
+use Filament\Http\Middleware\DispatchServingFilamentEvent;
+use Filament\Pages;
+use Filament\Panel;
+use Filament\PanelProvider;
+use Filament\Support\Colors\Color;
+use Filament\Widgets;
+use Illuminate\Cookie\Middleware\AddQueuedCookiesToResponse;
+use Illuminate\Cookie\Middleware\EncryptCookies;
+use Illuminate\Foundation\Http\Middleware\VerifyCsrfToken;
+use Illuminate\Routing\Middleware\SubstituteBindings;
+use Illuminate\Session\Middleware\StartSession;
+use Illuminate\View\Middleware\ShareErrorsFromSession;
+
+class AdminPanelProvider extends PanelProvider
+{
+    public function panel(Panel $panel): Panel
+    {
+        return $panel
+            ->default()
+            ->id('admin')
+            ->path('admin')
+            ->login()
+            ->colors([
+                'primary' => Color::Amber,
+            ])
+            ->discoverResources(in: app_path('Filament/Resources'), for: 'App\\Filament\\Resources')
+            ->discoverPages(in: app_path('Filament/Pages'), for: 'App\\Filament\\Pages')
+            ->pages([
+                Pages\Dashboard::class,
+            ])
+            ->discoverWidgets(in: app_path('Filament/Widgets'), for: 'App\\Filament\\Widgets')
+            ->widgets([
+                Widgets\AccountWidget::class,
+                Widgets\FilamentInfoWidget::class,
+            ])
+            ->middleware([
+                EncryptCookies::class,
+                AddQueuedCookiesToResponse::class,
+                StartSession::class,
+                AuthenticateSession::class,
+                ShareErrorsFromSession::class,
+                VerifyCsrfToken::class,
+                SubstituteBindings::class,
+                DisableBladeIconComponents::class,
+                DispatchServingFilamentEvent::class,
+            ])
+            ->authMiddleware([
+                Authenticate::class,
+            ]);
+    }
+}