Fix the router and stub out a number of crates to get compiling

packages/hooks/src/use_collection.rs

@@ -16,7 +16,7 @@ This is moderately efficient because the fields of the map are moved, but the da
 However, if you used similar approach with Dioxus:
 
 ```rust
-let (map, set_map) = use_state(cx, || HashMap::new());
+let (map, set_map) = use_state(|| HashMap::new());
 set_map({
     let mut newmap = map.clone();
     newmap.set(key, value);
@@ -37,7 +37,7 @@ uses the same memoization on top of the use_context API.
 Here's a fully-functional todo app using the use_map API:
 ```rust
 static TodoList: Component = |cx| {
-    let todos = use_map(cx, || HashMap::new());
+    let todos = use_map(|| HashMap::new());
     let input = use_ref(|| None);
 
     cx.render(rsx!{