fix readme

Author: chrisuthe

README.md

@@ -1,10 +1,10 @@
 # SendSpin Windows Client
 
 <p align="center">
-  <img src="sendspinDesktop.png" alt="SendSpin Windows Client" width="128" height="128">
+  <img src="icon.png" alt="SendSpin Windows Client" width="128" height="128">
 </p>
 
-A Windows WPF client implementation for the [SendSpin protocol](https://github.com/music-assistant/sendspin), enabling synchronized multi-room audio playback with [Music Assistant](https://music-assistant.io/).
+A Windows WPF client implementation for the [SendSpin protocol](https://https://www.sendspin-audio.com/), enabling synchronized multi-room audio playback with [Music Assistant](https://music-assistant.io/).
 
 > **⚠️ Disclaimer:** This is an **independent, unofficial project** and is **not affiliated with, endorsed by, or associated with** the Music Assistant project or the official SendSpin protocol maintainers. This is a third-party implementation created for personal use and community benefit.