docs: update README.md

Author: allcontributors[bot]

README.md

@@ -1,4 +1,5 @@
 # A simpe key value store using Github.
+[![All Contributors](https://img.shields.io/badge/all_contributors-1-orange.svg?style=flat-square)](#contributors)
 
 ## Install
 `npm install simple-github-db`
@@ -43,3 +44,19 @@ Meant to be used for side-projects, it doesn't scale or fulfil a fully-fledged d
 #### like it?
 
 ⭐️ this repo
+
+## Contributors ✨
+
+Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/docs/en/emoji-key)):
+
+<!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
+<!-- prettier-ignore -->
+<table>
+  <tr>
+    <td align="center"><a href="https://in.linkedin.com/in/kuldeepkeshwar"><img src="https://avatars1.githubusercontent.com/u/10448534?v=4" width="100px;" alt="anotherjsguy"/><br /><sub><b>anotherjsguy</b></sub></a><br /><a href="https://github.com/kuldeepkeshwar/simple-github-db/commits?author=kuldeepkeshwar" title="Code">💻</a></td>
+  </tr>
+</table>
+
+<!-- ALL-CONTRIBUTORS-LIST:END -->
+
+This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!