【BUG】koa render will break all API request

[Gcaufy]

When use @Render in Koa, it will break all api request, all API request will return a html template.

How to produce

1. Create a html render controller

   // html/default.ts
   @Controller()
   export default class DefaultController {
   @Get('/homepage')
   @Render('home/index')
   async index() {
   return {
     title: config.app.name,
   };
   }
   }

2. Create a api json controller

   // api/default.ts
   @JsonController()
   export default class DefaultController {
   @Get("/api/users")
   getAll() {
   return {
     code: 0,
     data: [{ name: 'Jim Green', id: 1 }]
   };
   }

3. Test

   curl http://localhost/api/users    // show json as expected
   curl http://localhost/homepage   // show HTML page as expected
   curl http://localhost/api/users    // show HTML page (!!NOT EXPECTED!!)

Reason code

https://github.com/typestack/routing-controllers/blob/24556885e58e1022531881eecb963c363e9933a9/src/driver/koa/KoaDriver.ts#L245-L251

in KoaDriver.ts, handleSuccess will register a render middleware. so that every request will goes to the middleware, even a JSON api.

[beclass]

Has this not been updated to the main branch yet? Now, after each installation, it is necessary to modify this file separately