Add Artifact Hub badge to README

Author: AFCMS

README.md

@@ -4,6 +4,8 @@
 
 An elegant, offline‑first PWA video player for your local media. Try the [official version](https://fluorite.afcms.dev)!
 
+[![Artifact Hub](https://img.shields.io/endpoint?style=for-the-badge&url=https://artifacthub.io/badge/repository/fluorite)](https://artifacthub.io/packages/container/fluorite/fluorite)
+
 ![Vercel](https://img.shields.io/badge/vercel-%23000000.svg?style=for-the-badge&logo=vercel&logoColor=white)
 ![Vite](https://img.shields.io/badge/vite-%23646CFF.svg?style=for-the-badge&logo=vite&logoColor=white)
 ![React](https://img.shields.io/badge/react-%2320232a.svg?style=for-the-badge&logo=react&logoColor=%2361DAFB)