Is there an existing issue for this?

• I have searched the existing issues

Current behavior

cors has no type hints, cors2 does not show errors.

Minimum reproduction code

https://github.com/nestjs/nest/tree/master/sample/02-gateways

Steps to reproduce

No response

Expected behavior

cors has type hints, cors2 does show errors.

Package

• I don't know. Or some 3rd-party package
• @nestjs/common
• @nestjs/core
• @nestjs/microservices
• @nestjs/platform-express
• @nestjs/platform-fastify
• @nestjs/platform-socket.io
• @nestjs/platform-ws
• @nestjs/testing
• @nestjs/websockets
• Other (see below)

Other package

No response

NestJS version

10.4.15

Packages versions

[System Information]
OS Version     : macOS 24.1.0
NodeJS Version : v22.12.0
PNPM Version    : 9.0.2 

[Nest CLI]
Nest CLI Version : 10.4.8 

[Nest Platform Information]
platform-socket.io version : 10.4.15
platform-express version   : 10.4.13
mapped-types version       : 2.0.6
websockets version         : 10.4.15
schematics version         : 10.2.3
testing version            : 10.4.13
common version             : 10.4.13
core version               : 10.4.13
jwt version                : 10.2.0
cli version                : 10.4.8

Node.js version

22.12

In which operating systems have you tested?

• macOS
• Windows
• Linux

Other

No response