📝 add logo for README.md (#1452)

README.md

@@ -1,6 +1,17 @@
-# qiankun（乾坤）
+<p align="center">
+  <a href="https://qiankun.umijs.org">
+    <img src="https://gw.alipayobjects.com/zos/bmw-prod/8a74c1d3-16f3-4719-be63-15e467a68a24/km0cv8vn_w500_h500.png" alt="qiankun" width="180" />
+  </a>
+</p>
+
+<p align="center">
+  <a href="https://www.npmjs.com/package/qiankun"><img src="https://img.shields.io/npm/v/qiankun.svg?style=flat-square" alt="npm version" /></a>
+  <a href="https://codecov.io/gh/umijs/qiankun"><img src="https://img.shields.io/codecov/c/github/umijs/qiankun.svg?style=flat-square" alt="coverage" /></a>
+  <a href="https://www.npmjs.com/package/qiankun"><img src="https://img.shields.io/npm/dt/qiankun.svg?style=flat-square" alt="npm downloads" /></a>
+  <a href="https://travis-ci.com/umijs/qiankun"><img src="https://img.shields.io/github/workflow/status/umijs/qiankun/CI.svg?style=flat-square" alt="build status" /></a>
+</p>
 
-[![npm version](https://img.shields.io/npm/v/qiankun.svg?style=flat-square)](https://www.npmjs.com/package/qiankun) [![coverage](https://img.shields.io/codecov/c/github/umijs/qiankun.svg?style=flat-square)](https://codecov.io/gh/umijs/qiankun) [![npm downloads](https://img.shields.io/npm/dt/qiankun.svg?style=flat-square)](https://www.npmjs.com/package/qiankun) [![Build Status](https://img.shields.io/github/workflow/status/umijs/qiankun/CI.svg?style=flat-square)](https://travis-ci.com/umijs/qiankun)
+# qiankun（乾坤）
 
 > In Chinese traditional culture `qian` means heaven and `kun` stands for earth, so `qiankun` is the universe.