Implement basic desktop app with chromium embeded framework (#2874)

* Remove tauri based desktop app

* Allow bzip-1.0.6 license

* Implement basic cef based desktop app

* Cleanup build setup

* Use wait until and execute cef loop more frequently

* Remove custom do browser work event

* Move WinitApp into its own module

* Cleanup event handling

* Cleanup + Scheudule cef message loop work

* Fix cpu overheating on idle: https://xkcd.com/1172/

* Use tracing crate for logging instead of println

* Rebase to main

---------

Co-authored-by: Dennis Kobert <dennis@kobert.dev>

desktop/src/cef/internal.rs

@@ -0,0 +1,10 @@
+mod app;
+mod browser_process_handler;
+mod client;
+mod non_browser_app;
+mod render_handler;
+
+pub(crate) use app::AppImpl;
+pub(crate) use client::ClientImpl;
+pub(crate) use non_browser_app::NonBrowserAppImpl;
+pub(crate) use render_handler::RenderHandlerImpl;