switch to a Document trait and introduce Script/Head/Style/Meta components (#2635)

* switch to a Document trait and introduce Script/Head/Style/Meta components

* Fix desktop title

* Insert special elements into the head during the inital SSR render

* Make all head component attributes optional

* hydrate head elements

* improve the server streaming head warning

* Document fullstack head hydration approach

* deduplicate head elements by href

* move Link into head::Link

* document head components

* add meta and title examples

* Fix a few doc examples

* fix formatting

* Add title to playwright tests

* serde is optional on web, but it is enabled by hydrate

* remove leftover console log

packages/ssr/Cargo.toml

@@ -10,7 +10,7 @@ keywords = ["dom", "ui", "gui", "react", "ssr"]
 
 [dependencies]
 dioxus-core = { workspace = true, features = ["serialize"] }
-dioxus-html = { workspace = true, features = ["eval"]}
+dioxus-html = { workspace = true, features = ["document"]}
 dioxus-cli-config = { workspace = true, features = ["read-config"], optional = true }
 dioxus-interpreter-js = { workspace = true }
 generational-box = { workspace = true }