Very slow to typecheck

### Environment

My main API can be typechecked fast enough, but when doing typechecking in my app (which imports an oRPC client with the description of the API), it's very slow

Any idea how to speed-up typechecking?

### Reproduction

N/a

### Describe the bug

Very slow typechecking

### Additional context

_No response_

### Logs

```sh

```