
baidu:
    Path("/baidu")
    -> setRequestHeader("Host", "www.baidu.com")
    -> setPath("/s")
    -> setQuery("wd", "example")
    -> "http://www.baidu.com";

google:
    *
    -> setPath("/search")
    -> setQuery("q", "example")
    -> "https://www.google.com";

