docs: add README

README.md

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+<div align="center">
+  <a href="https://github.com/mrcaidev/cue" target="_blank" rel="noreferrer" hrefLang="en">
+    <img src="public/logo.svg" alt="Logo" width="80px"/>
+  </a>
+  <h1>Cue</h1>
+  <p>A minimal MVVM framework</p>
+</div>
+
+## ✨ Introduction
+
+Cue - short for MrCai's Vue - is a light-weight MVVM framework. Features include:
+
+- [x] Two-way binding between view and model. (Proxy + Subscriptors)
+- [x] Native TypeScript support.
+- [x] Handy directives, e.g. `c-bind`、`c-on`、`c-model`.
+
+![example](public/example.png)
+
+## 🚀 Getting started
+
+`@mrcaidev/cue` is available in npm registry.
+
+```bash
+npm i @mrcaidev/cue    # npm
+yarn add @mrcaidev/cue # yarn
+pnpm add @mrcaidev/cue # pnpm
+```
+
+For detailed documentation, please refer to the [documentation](https://mrcaidev.github.io/cue/wiki).
+
+## 🤝 Contributing
+
+**Any contributions will be welcome and greatly appreciated.**
+
+### Bug report
+
+If something goes wrong, please [open an issue](https://github.com/mrcaidev/cue/issues) to help us improve.
+
+### Feature request
+
+If you have an idea of a new hook, or a better solution for an existing hook, please fork this repository and [create a pull request](https://github.com/mrcaidev/cue/pulls).
+
+### Other feedback
+
+You can always open an issue, or directly contact the author via [mrcaidev@qq.com](mailto:mrcaidev@qq.com).
+
+## 📜 License
+
+[MIT](https://github.com/mrcaidev/cue/blob/master/LICENSE)