Update README.md

Author: nagstler

README.md

@@ -10,7 +10,8 @@
 
 Expose your Rails app as an AI accessible interface — define tools and resources the Rails way.
 
-[Documentation](https://rubydoc.info/gems/mcp_on_ruby) | [Contributing](#contributing)
+![MCP](https://github.com/user-attachments/assets/12c3c244-0026-47b0-861e-e40d731ac4e6)
+
 
 </div>
 
@@ -237,4 +238,4 @@ This project is licensed under the MIT License - see the [LICENSE](LICENSE.txt)
 
 Made with ❤️ for the Ruby community
 
-</div>
+</div>