Update README.

README.md

@@ -1,29 +1,37 @@
-# halo-admin
+<h1 align="center"><a href="https://github.com/halo-dev" target="_blank">halo-admin</a></h1>
+
+> halo-admin 是 [Halo](https://github.com/halo-dev) 的后台管理项目，使用 Vue 构建。希望更多的小伙伴参与到该项目的开发，让其更加完善。
 
 ## Project setup
-```
+
+```bash
 npm install
 ```
 
 ### Compiles and hot-reloads for development
-```
+
+```bash
 npm run serve
 ```
 
 ### Compiles and minifies for production
-```
+
+```bash
 npm run build
 ```
 
 ### Run your tests
-```
+
+```bash
 npm run test
 ```
 
 ### Lints and fixes files
-```
+
+```bash
 npm run lint
 ```
 
 ### Customize configuration
+
 See [Configuration Reference](https://cli.vuejs.org/config/).