docs: 添加2025年11月/12月赞赏记录 (#314)

* docs: 添加2025年11月/12月赞赏记录

- 11月新增：一虎君 +10.00，Sijin Yang +99.99
- 12月新增：源 +39.90
- 累计收到赞赏更新为 ￥469.78

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* Update donation summary and total amount

* docs: 更新累计捐赠金额至 ￥600

- 11月捐赠 ￥400 给香港大浦火灾善款
- 累计捐赠：￥200 → ￥600
- 更新日期：2025-12-04

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

---------

Co-authored-by: Claude <noreply@anthropic.com>

README.md

@@ -4,8 +4,8 @@
 [![All Contributors](https://img.shields.io/badge/all_contributors-18-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
-[![已捐赠](https://img.shields.io/badge/Donated-CNY%20200.00-brightgreen?style=flat-square)](./DONATIONS.md)
-[![获得赞赏](https://img.shields.io/badge/Received-CNY%20319.89-blue?style=flat-square)](./DONATIONS.md)
+[![已捐赠](https://img.shields.io/badge/Donated-CNY%20600.00-brightgreen?style=flat-square)](./DONATIONS.md)
+[![获得赞赏](https://img.shields.io/badge/Received-CNY%20469.78-blue?style=flat-square)](./DONATIONS.md)
 [![Docker Pulls](https://img.shields.io/docker/pulls/xpzouying/xiaohongshu-mcp?style=flat-square&logo=docker)](https://hub.docker.com/r/xpzouying/xiaohongshu-mcp)
 
 MCP for 小红书/xiaohongshu.com。