CLI: add --renderer argument (#4320)

* Add --renderer argument to the CLI

Signed-off-by: Nico Burns <nico@nicoburns.com>

* Make `--platform native` work

Signed-off-by: Nico Burns <nico@nicoburns.com>

* Emit `krates` error when cargo metadata fails

* Reinstate default "desktop" feature for examples

* Remove commented 'no platform specified' error

Signed-off-by: Nico Burns <nico@nicoburns.com>

* use the target tripple and bundle format as the source of truth for the build

* resolve renderer and bundle format

* add shorthand flags

* add headings to the help for shorthands

* resolve the renderer from the target triple if it isn't passed

* make value after --fullstack optional

* convert desktop -> mobile when targeting mobile webview

* use the new shorthand flags in the playwright tests

* fix clippy

* merge fix

* cleanup merge conflicts

* fix clippy

* remove nit

* restore platform as a legacy argument

* improve help message

* vendor openssl on native, pin server_fn

* print build errors as warnings

* add --desktop arg compat

* adjust cli headings

* prefer self.is_wasm_or_wasi()

---------

Signed-off-by: Nico Burns <nico@nicoburns.com>
Co-authored-by: Jonathan Kelley <jkelleyrtp@gmail.com>
Co-authored-by: Evan Almloff <evanalmloff@gmail.com>

packages/dioxus/README.md

@@ -11,6 +11,7 @@
 </div>
 
 ---
+
 Dioxus is a framework for building cross-platform apps in Rust. With one codebase, you can build web, desktop, and mobile apps with fullstack server functions. Dioxus is designed to be easy to learn for developers familiar with web technologies like HTML, CSS, and JavaScript.
 
 <div align="center">
@@ -42,7 +43,7 @@ cargo binstall dioxus-cli
 dx new my-app && cd my-app
 
 # and then serve!
-dx serve --platform desktop
+dx serve --desktop
 ```
 
 ## Your first app