improve

console-api/src/update/update.controller.ts

@@ -9,7 +9,7 @@ export class UpdateController {
   constructor(private readonly updateService: UpdateService) {}
   @Get('apps.json')
   @ApiOperation({ summary: '获取 apps.json', description: '懒得解释这是啥了……' })
-  @Header('Cache-Control', 'public, max-age=600')
+  @Header('Cache-Control', 'public, max-age=600, stale-while-revalidate=604800, stale-if-error=604800')
   getAppsJson() {
     return this.updateService.getAppsJson();
   }