Debugging 500 Internal Server Error with Effect HTTP API Configuration

export const Apis = HttpApi.make("Apis")
  .add(
    HttpApiGroup.make("default").add(
      HttpApiEndpoint.get("home")`/`.addSuccess(Schema.String),
    ),
  )
  .add(
    HttpApiGroup.make("users")
      .add(HttpApiEndpoint.get("list")`/`.addSuccess(Schema.Array(User))) // <------ intentionally  use duplicated path
      .add(HttpApiEndpoint.get("by_id")`/user/${idParam}`.addSuccess(User)),
  );