main: 用户管理和会话功能初始实现

- 添加用户管理功能的测试，包括创建、更新、停用、激活用户及用户登录 JWT 测试
- 提供用户管理相关的请求验证类与控制器
- 引入 CORS 配置信息，支持跨域请求
- 添加数据库播种器以便创建根用户
- 配置 API 默认使用 JWT 认证
- 添加聊天会话和消息的模型、迁移文件及关联功能

bootstrap/app.php

@@ -3,15 +3,23 @@
 use Illuminate\Foundation\Application;
 use Illuminate\Foundation\Configuration\Exceptions;
 use Illuminate\Foundation\Configuration\Middleware;
+use Illuminate\Http\Middleware\HandleCors;
+use PHPOpenSourceSaver\JWTAuth\Http\Middleware\Authenticate as JwtAuthenticate;
+use PHPOpenSourceSaver\JWTAuth\Http\Middleware\RefreshToken as JwtRefreshToken;
 
 return Application::configure(basePath: dirname(__DIR__))
     ->withRouting(
         web: __DIR__.'/../routes/web.php',
+        api: __DIR__.'/../routes/api.php',
         commands: __DIR__.'/../routes/console.php',
         health: '/up',
     )
     ->withMiddleware(function (Middleware $middleware): void {
-        //
+        $middleware->append(HandleCors::class);
+        $middleware->alias([
+            'auth.jwt' => JwtAuthenticate::class,
+            'auth.jwt.refresh' => JwtRefreshToken::class,
+        ]);
     })
     ->withExceptions(function (Exceptions $exceptions): void {
         //