how to res koa2 with react 18.0.0 renderToPipeableStream
- react release 18.0.0 and there are support node stream api(ssr) 'renderToPipeableStream'.
- so I'm try to using 'renderToPipeableStream' in my code But Res failed....
- plz, help me the React(18.0.0) + Koa2....  how to stream res...

```typescript
// this is my code block
import { Context, Next } from 'koa';
import Router from 'koa-router';
...

const router = new Router();

const ssrTest = async (ctx: Context) => {
  const { pipe } = ReactDomServer.renderToPipeableStream(
    <App />,
    {
      onCompleteShell() {
        ctx.respond = false;
        ctx.res.statusCode = 200;
        ctx.response.set('content-type', 'txt/html');
        ctx.type = 'html';
        pipe(ctx.res);
        ctx.res.end();
      },
    },
  );
}

router.get('/test', ssrTest);
```