Create a Static Site Generation platform; Deduplicate hot reloading code (#2226)

* create static site generation helpers in the router crate

* work on integrating static site generation into fullstack

* move ssg into a separate crate

* integrate ssg with the launch builder

* simplify ssg example

* fix static_routes for child routes

* move CLI hot reloading websocket code into dioxus-hot-reload

* fix some unused imports

* use the same hot reloading websocket code for fullstack

* fix fullstack hot reloading

* move cli hot reloading logic into the hot reload crate

* ssg example working with dx serve

* add more examples

* fix clippy

* fix formatting

* fix hot reload doctest imports

* fix axum imports

* don't run server doc tests

* Fix hot reload websocket doc examples

packages/hot-reload/Cargo.toml

@@ -23,7 +23,18 @@ execute = { version = "0.2.11", optional = true }
 once_cell = { version = "1.17.0", optional = true }
 ignore = { version = "0.4.19", optional = true }
 
+# hot reloading serve
+axum = { workspace = true, features = ["ws"], optional = true }
+tokio-stream = { version = "0.1.12", features = ["sync"], optional = true }
+futures-util = { workspace = true, features = ["async-await-macro"], optional = true }
+tokio = { workspace = true, features = ["sync"], optional = true }
+tracing.workspace = true
+
+[dev-dependencies]
+tokio = { workspace = true, features = ["full"] }
+
 [features]
 default = ["dioxus-html"]
 custom_file_watcher = ["ignore", "chrono", "notify", "execute", "once_cell", "ignore"]
 file_watcher = ["custom_file_watcher", "dioxus-html/hot-reload-context"]
+serve = ["axum", "tokio-stream", "futures-util", "tokio", "file_watcher"]