diff --git a/src/main.ts b/src/main.ts
index 1ea34d4..4f1028d 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,9 +1,11 @@
 import { NestFactory } from '@nestjs/core';
 import { AppModule } from './app.module';
 import { ValidationPipe } from '@nestjs/common';
+import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
 
 async function bootstrap() {
   const app = await NestFactory.create(AppModule);
+  
   // 全局启用校验管道（核心配置）
   app.useGlobalPipes(
     new ValidationPipe({
@@ -12,8 +14,36 @@ async function bootstrap() {
       transform: true, // 自动把入参转为 DTO 对应的类型（比如前端传的字符串数字 `'1'` 转为数字 `1`）
     }),
   );
+
+  // 配置Swagger文档
+  const config = new DocumentBuilder()
+    .setTitle('Pixel Game Server API')
+    .setDescription('像素游戏服务器API文档 - 包含用户认证、登录注册等功能')
+    .setVersion('1.0.0')
+    .addTag('auth', '用户认证相关接口')
+    .addBearerAuth(
+      {
+        type: 'http',
+        scheme: 'bearer',
+        bearerFormat: 'JWT',
+        name: 'JWT',
+        description: '请输入JWT token',
+        in: 'header',
+      },
+      'JWT-auth',
+    )
+    .build();
+
+  const document = SwaggerModule.createDocument(app, config);
+  SwaggerModule.setup('api-docs', app, document, {
+    swaggerOptions: {
+      persistAuthorization: true,
+    },
+  });
+
   await app.listen(3000);
   console.log('Pixel Game Server is running on http://localhost:3000');
+  console.log('API Documentation is available at http://localhost:3000/api-docs');
 }
 
 bootstrap();