iOS demo for the p2p-webrtc video-transform example

examples/p2p-webrtc/video-transform/client/ios/SimpleChatbot/SimpleChatbotApp.swift

@@ -0,0 +1,18 @@
+import SwiftUI
+
+@main
+struct SimpleChatbotApp: App {
+
+    @StateObject var callContainerModel = CallContainerModel()
+
+    var body: some Scene {
+        WindowGroup {
+            if (!callContainerModel.isInCall) {
+                PreJoinView().environmentObject(callContainerModel)
+            } else {
+                MeetingView().environmentObject(callContainerModel)
+            }
+        }
+    }
+
+}