docs: update README.md [skip ci]

README.md

@@ -1,4 +1,7 @@
 # OS-Simulator
+<!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
+[![All Contributors](https://img.shields.io/badge/all_contributors-1-orange.svg?style=flat-square)](#contributors-)
+<!-- ALL-CONTRIBUTORS-BADGE:END -->
 [![HitCount](http://hits.dwyl.com/mishal23/os-simulator.svg)](http://hits.dwyl.com/mishal23/os-simulator)
 
 User Interface simulating the major concepts of Operating Systems.
@@ -54,3 +57,22 @@ User Interface simulating the major concepts of Operating Systems.
 - Namrata Ladda ([@Namrata7199](https://github.com/Namrata7199))
 - Nihal Haneef ([@Nihalh55](https://github.com/Nihalh55))
 - Palak Singhal ([@smarty1palak](https://github.com/smarty1palak))
+
+## 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-start -->
+<!-- markdownlint-disable -->
+<table>
+  <tr>
+    <td align="center"><a href="https://github.com/Nihalh55"><img src="https://avatars2.githubusercontent.com/u/23054185?v=4" width="100px;" alt=""/><br /><sub><b>Nihal Haneef</b></sub></a><br /><a href="https://github.com/mishal23/os-simulator/commits?author=Nihalh55" title="Code">💻</a></td>
+  </tr>
+</table>
+
+<!-- markdownlint-enable -->
+<!-- prettier-ignore-end -->
+<!-- ALL-CONTRIBUTORS-LIST:END -->
+
+This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!