Add mcp_server_notify

This MCP server can send desktop notifications with sound effect when agent tasks are completed.

🥩 Features
- Send system desktop notifications after agent tasks completion
- Play alert sounds to grab user attention, with sound file inside.
- Cross-platform support (Windows, macOS, Linux)
- Based on standard MCP protocol, integrates with various LLM clients

README.md

@@ -271,6 +271,7 @@ Integration with communication platforms for message management and channel oper
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+- [Cactusinhand/mcp_server_notify](https://github.com/Cactusinhand/mcp_server_notify) 🐍 🏠 A MCP server that send desktop notifications with sound effect when agent tasks are completed.
 
 
 ### 👤 <a name="customer-data-platforms"></a>Customer Data Platforms