update README

Author: alfianlosari

README.MD

@@ -7,6 +7,9 @@ This is a mobile native iOS Application for interacting with ChatGPT built using
 ## Separate SPM repo for API only
 you can add dependency for [ChatGPTSwift](https://github.com/alfianlosari/ChatGPTSwift) to access the API only if you want to integrate into your own app
 
+## UPDATE 4 - 5 Feb 2023
+Add separate target for macOS Menu Bar App
+
 ## UPDATE 3 - 4 Feb 2023
 Update to a much shorter prompt for triggering ChatGPT
 
@@ -17,7 +20,8 @@ It's working again after updating to the latest *model*
 At the time this video is published, the leaked model to access ChatGPT using Completion API endpoint had been taken down by OpenAI, so it won't work. But most of the concept should remain the same for building the application UI and state management. When the official API is released, you can simply update to use the public model and official endpoint for ChatGPT :) I'll also update the GitHub repo and create a follow-up video when it will be released in near future.
 
 ## Video tutorial
-[YouTube](https://youtu.be/PLEgTCT20zU)
+[iOS YouTube](https://youtu.be/PLEgTCT20zU)
+[macOS YouTube](https://youtu.be/Wl1cDvwpJoE)
 
 ## Requierements
 - Xcode 14