4.8.12 test fix (#2988)

* perf: qps limit

* perf: http response data

* perf: json path check

* fix: ts

* loop support reference parent variable

projects/app/src/pages/api/core/dataset/searchTest.ts

@@ -14,6 +14,7 @@ import {
 import { NextAPI } from '@/service/middleware/entry';
 import { ReadPermissionVal } from '@fastgpt/global/support/permission/constant';
 import { CommonErrEnum } from '@fastgpt/global/common/error/code/common';
+import { useReqFrequencyLimit } from '@fastgpt/service/common/middle/reqFrequencyLimit';
 
 async function handler(req: NextApiRequest) {
   const {
@@ -98,4 +99,4 @@ async function handler(req: NextApiRequest) {
   };
 }
 
-export default NextAPI(handler);
+export default NextAPI(useReqFrequencyLimit(1, 2), handler);