docs: add README

Author: imyelo

README.md

@@ -1 +1,23 @@
 # tina-hackernews
+> A [Tina](https://github.com/tinajs/tina) powered **Wechat-Mini-Program** implementation of [Hacker News](https://news.ycombinator.com/), heavily inspired by [Vue-Hackernews-2.0](https://github.com/vuejs/vue-hackernews-2.0) but runs as a Wechat-Mini-Program.
+
+## Live Version
+<img src="wxcode.jpg" width="180" />
+
+*Scan this wxcode on [Wechat](http://weixin.qq.com/).*
+
+## Building
+**Requires Node.js LTS**
+
+Install dependencies
+```bash
+npm i
+```
+
+### npm script
+- ``npm start`` - start in development mode
+- ``npm build`` - build for production
+
+## License
+MIT &copy; [yelo](https://github.com/imyelo)
+