Simplify the launch builder (#2967)

* improve documentation for the fullstack server context

* Add a section about axum integration to the crate root docs

* make serve_dioxus_application accept the cfg builder directly

* remove unused server_fn module

* improve fullstack config docs

* improve documentation for the server function macro

* fix axum router extension link

* Fix doc tests

* Fix launch builder

* Simplify the launch builder

* don't re-export launch in the prelude

* refactor fullstack launch

* Fix fullstack launch builder

* Update static generation with the new builder api

* fix some formatting/overly broad launch replacements

* fix custom menu example

* fix fullstack/static generation examples

* Fix static generation launch

* A few small formatting fixes

* Fix a few doc tests

* implement LaunchConfig for serve configs

* fix fullstack launch with separate web and server launch methods

* fix check with all features

* dont expose inner core module

* clippy and check

* fix readme

---------

Co-authored-by: Jonathan Kelley <jkelleyrtp@gmail.com>

example-projects/file-explorer/src/main.rs

@@ -12,7 +12,7 @@ use dioxus::desktop::{Config, WindowBuilder};
 use dioxus::prelude::*;
 
 fn main() {
-    LaunchBuilder::desktop()
+    dioxus::LaunchBuilder::desktop()
         .with_cfg(Config::new().with_window(WindowBuilder::new().with_resizable(true)))
         .launch(app)
 }