Added GitPOAP badge

README.md

@@ -1,5 +1,7 @@
 ![Contribute to Scroll](./assets/banner.png)
 
+[![GitPOAP Badge](https://public-api.gitpoap.io/v1/repo/scroll-tech/contribute-to-scroll/badge)](https://www.gitpoap.io/gp/1057)
+
 This repository guides developers wanting to contribute to Scroll. You can start contributing today, if you need ideas on getting started check out the [issues](https://github.com/scroll-tech/contribute/issues) tab.
 
 ## How to Contribute
@@ -21,4 +23,4 @@ Scroll is an open source zkEVM Layer 2 that helps scaling Ethereum. Scroll is by
 ## Contributors
 <a href="https://github.com/scroll-tech/contribute-to-scroll/graphs/contributors">
   <img src="https://contrib.rocks/image?repo=scroll-tech/contribute-to-scroll" />
-</a>
+</a>