docs: add FAQ with Cloudflare real-IP config; add ko-fi link

README.md

@@ -195,6 +195,14 @@ This started as a personal setup I built to protect my own self-hosted services.
 
 The migration from personal scripts into a clean, shareable Docker project — packaging, entrypoint initialization, the dashboard UI, and this documentation — was done with significant help from [Claude](https://claude.ai) (Anthropic). If you're curious what AI-assisted development looks like in practice, this project is a fairly honest example.
 
+If this saves you some headaches, you can buy me a coffee: [ko-fi.com/manicmedia](https://ko-fi.com/manicmedia)
+
+---
+
+## FAQ
+
+See **[FAQ.md](FAQ.md)** for common questions including how to fix Cloudflare IP logging, bans not blocking traffic, and resetting to defaults.
+
 ---
 
 ## License