Update README.md

Author: hoothin

README.md

@@ -1,6 +1,8 @@
-# Rust Clock
+# Rust Clock 
 [![license](https://img.shields.io/badge/license-MIT-red.svg)](https://github.com/hoothin/RustClock/releases/tag/0.1.5) [![download](https://img.shields.io/github/downloads/hoothin/RustClock/total)](https://github.com/hoothin/RustClock/releases/tag/0.1.5)
 
+[**📧Mail Me**](mailto:[email protected])
+
 Clock popup every half hour. Build with [rust](https://github.com/rust-lang/rust)|[egui](https://github.com/emilk/egui/)|[rodio](https://github.com/RustAudio/rodio)|[tray-icon](https://github.com/tauri-apps/tray-icon)|[chrono](https://github.com/chronotope/chrono)|[rust-ini](https://github.com/zonyitoo/rust-ini)
 
 ![example](pic.gif)