Add emitter so I can now send events to the RN core

ios/Native/Application/RootView.swift

@@ -15,10 +15,11 @@ struct RootView: View {
   
   var body: some View {
     VStack {
-      Text("Hello to SwiftUI!")
+      ToolboxHeader()
       if let reactNativeFactory = sharedState.reactNativeFactory {
         UIReactNativeView(reactNativeFactory)
       }
     }
+    .environmentObject(sharedState)
   }
 }