pub fn add_stub(
  handle: dynamic.Dynamic,
  stub_json: String,
) -> Result(String, String)

pub fn clear_requests(handle: dynamic.Dynamic) -> Nil

pub fn clear_stubs(handle: dynamic.Dynamic) -> Nil

pub fn get_requests(handle: dynamic.Dynamic) -> String

pub fn get_stubs(handle: dynamic.Dynamic) -> String

pub fn remove_stub(handle: dynamic.Dynamic, id: String) -> Nil

pub fn start_server(
  port: Int,
) -> Result(#(Int, dynamic.Dynamic), String)

pub fn stop_server(handle: dynamic.Dynamic) -> Nil