docs: document project mirrors in README

README.md

@@ -24,6 +24,15 @@ The firmware is designed to target popular LoRa development ecosystems, with pri
 * **LILYGO:** T-Beam & T-Deck series
 * **RAK Wireless:** WisBlock modules
 
+---
+
+## 🌐 Project Mirrors / Hosting
+To ensure high availability and decentralization, this project is maintained across multiple platforms:
+* **Primary Repo (GitHub):** [github.com/tkuschel/FoxMesh](https://github.com/tkuschel/FoxMesh)
+* **Self-Hosted Mirror (Gitea):** [git.kuschel.at/tom/FoxMesh](https://git.kuschel.at/tom/FoxMesh)
+
+*Note: Both repositories are automatically kept synchronized. You can clone, open issues, or contribute on either platform.*
+
 *Contributions and hardware abstraction layer (HAL) testing for specific boards are highly welcome!*
 
 ## Getting Started