add cache control header

src/blacklist/blacklist.controller.ts

-import { Controller, Get, Query } from '@nestjs/common';
+import { Controller, Get, Header, Query } from '@nestjs/common';
 import { BlacklistService } from './blacklist.service';
 import { ApiOkResponse, ApiOperation, ApiQuery } from '@nestjs/swagger';
 import {
@@ -17,6 +17,10 @@ export class BlacklistController {
   @ApiOperation({ summary: '获取黑名单' })
   @ApiQuery({ name: 'since', description: '获取黑名单的起始时间' })
   @ApiOkResponse({ type: HamiResultDto })
+  @Header(
+    'Cache-Control',
+    'public, max-age=600, stale-while-revalidate=600, stale-if-error=604800',
+  )
   async getBlacklist(@Query('since') since: string) {
     if (!since) {
       throw new BlankReturnMessageDto(400, 'since is required');