Feat: listeners now have scope information

packages/core/examples/nested.rs

@@ -13,7 +13,7 @@ static Header: FC<()> = |ctx, props| {
     let handler1 = move || println!("Value is {}", inner.current());
 
     ctx.render(|bump| {
-        builder::div(bump)
+        builder::ElementBuilder::new(bump, "div")
             .child(VNode::Component(VComponent::new(
                 Bottom,
                 //