docs: relocate 'Buy Me A Coffee' button to the bottom of the README

Author: workromancer

README.md

@@ -7,10 +7,6 @@
   <img src="https://img.shields.io/badge/Claude_Code-MCP-blueviolet?style=flat-square" alt="MCP">
 </p>
 
-<p align="center">
-  <a href="https://www.buymeacoffee.com/workromancer" target="_blank"><img src="https://cdn.buymeacoffee.com/buttons/v2/default-yellow.png" alt="Buy Me A Coffee" style="height: 60px !important;width: 217px !important;" ></a>
-</p>
-
 <p align="center">
   <b>🔄 Sync your Claude Code environment across machines via GitHub</b>
 </p>
@@ -396,3 +392,9 @@ Pull requests and issues welcome!
 ## 📜 License
 
 [MIT](LICENSE) © 2026 workromancer
+
+---
+
+<p align="center">
+  <a href="https://www.buymeacoffee.com/workromancer" target="_blank"><img src="https://cdn.buymeacoffee.com/buttons/v2/default-yellow.png" alt="Buy Me A Coffee" style="height: 60px !important;width: 217px !important;" ></a>
+</p>