wip: docs and router

docs/guide/src/concepts/conditional_rendering.md

@@ -83,7 +83,7 @@ fn App((cx, props): Scope<()>) -> Element {
 
 This syntax even enables us to write a one-line component:
 ```rust
-static App: Fc<()> = |(cx, props)| rsx!(cx, "hello world!");
+static App: Fc<()> = |cx, props| rsx!(cx, "hello world!");
 ```
 
 Alternatively, for match statements, we can just return the builder itself and pass it into a final, single call to `cx.render`: