📄 Docs: Update README.md

Author: Cronyet

README.md

@@ -1,3 +1,15 @@
-# Welcome to Crequency Common.Algorithm 🎉
+<p align="center">
+  <a href="https://docs.catrol.cn/public/lib/Algorithm/" target="_blank" rel="noopener noreferrer">
+    <img width="128" src="https://raw.githubusercontent.com/Crequency/Common.Algorithm/main/Common.Algorithm.Interop/icon.png" alt="Common.Algorithm Logo">
+  </a>
+</p>
 
-Now docs link : https://docs.catrol.cn/public/lib/Algorithm/
+<h1 align="center">Common.Algorithm</h1>
+
+# About
+
+Welcome to Crequency Common.Algorithm 🎉
+
+This is a library for lots of algorithms, mostly written in C++, and ports for other languages are prepared.
+
+Docs: https://docs.catrol.cn/public/lib/Algorithm/