docs: add banner to README (#104)

* update readme

* update ref

README.md

@@ -1,3 +1,7 @@
+<p align="center">
+  <img alt="StringTs Banner" src="./docs/string-ts-banner.png" width="800" />
+</p>
+
 [![NPM](https://img.shields.io/npm/v/string-ts)](https://www.npmjs.org/package/string-ts)
 ![Library size](https://img.shields.io/bundlephobia/minzip/string-ts)
 [![Code Coverage](https://img.shields.io/codecov/c/github/gustavoguichard/string-ts)](https://app.codecov.io/gh/gustavoguichard/string-ts)
@@ -958,6 +962,10 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 
 This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!
 
+StringTs logo by [NUMI](https://github.com/numi-hq/open-design):
+
+[<img src="https://raw.githubusercontent.com/numi-hq/open-design/main/assets/numi-lockup.png" alt="NUMI Logo" style="width: 200px;"/>](https://numi.tech/?ref=string-ts)
+
 ## 🫶 Acknowledgements
 
 This library got a lot of inspiration from libraries such as [lodash](https://github.com/lodash/lodash), [ts-reset](https://github.com/total-typescript/ts-reset), [type-fest](https://github.com/sindresorhus/type-fest), [HOTScript](https://github.com/gvergnaud/hotscript), and many others.