Update and fix serve_ui and serve_index_html (#44)

* WIP: rework http library fns to be more ergonomic

* Merge branch 'main' into dr/make-http-lib-good

* Updated serve_ui to allow for serving more routes

* Paths should not be optional

* Fixed send_request_await_response

---------

Co-authored-by: dr-frmr <docterformer@protonmail.com>
Co-authored-by: doria <93405247+dr-frmr@users.noreply.github.com>

Author: willbach

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "kinode_process_lib"
-version = "0.5.6"
+version = "0.5.7"
 edition = "2021"
 
 [features]