feat: 添加性能和安全测试，完善部署文档

阶段五：性能和安全测试
- 创建负载测试脚本：模拟正常用户访问模式
- 创建压力测试脚本：测试系统极限性能
- 创建SQL注入测试脚本：验证SQL注入防护
- 创建XSS防护测试脚本：验证XSS防护
- 添加测试脚本到package.json

阶段六：文档和培训
- 更新README.md：添加监控和告警文档
- 添加性能测试文档和命令
- 添加安全测试文档和命令
- 添加Docker部署文档
- 添加生产环境配置文档
- 添加备份和恢复文档

package-lock.json

@@ -52,6 +52,7 @@
         "drizzle-kit": "^0.31.9",
         "eslint": "^10.0.2",
         "eslint-config-next": "^0.2.4",
+        "k6": "^0.0.0",
         "lighthouse": "^13.0.3",
         "tailwindcss": "^4",
         "tsx": "^4.21.0",
@@ -7592,6 +7593,13 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/k6": {
+      "version": "0.0.0",
+      "resolved": "https://registry.npmjs.org/k6/-/k6-0.0.0.tgz",
+      "integrity": "sha512-GAQSWayS2+LjbH5bkRi+pMPYyP1JSp7o+4j58ANZ762N/RH/SdlAT3CHHztnn8s/xgg8kYNM24Gd2IPo9b5W+g==",
+      "dev": true,
+      "license": "AGPL-3.0"
+    },
     "node_modules/keyv": {
       "version": "4.5.4",
       "resolved": "https://registry.npmjs.org/keyv/-/keyv-4.5.4.tgz",