Update README.md

README.md

@@ -3,7 +3,7 @@
 <div align="center">
 
 <a href="">[![codecov](https://codecov.io/gh/mk6i/retro-aim-server/graph/badge.svg?token=MATKPP77JT)](https://codecov.io/gh/mk6i/retro-aim-server)</a>
-<a href="">![Discord Shield](https://discordapp.com/api/guilds/1238648671348719626/widget.png?style=shield)</a>
+<a href="">[![Discord Shield](https://discordapp.com/api/guilds/1238648671348719626/widget.png?style=shield)]</a>
 
 </div>
 
@@ -84,4 +84,4 @@ curl http://localhost:8080/session
 
 ## 📄 License
 
-Retro AIM Server is licensed under the [MIT license](./LICENSE).
+Retro AIM Server is licensed under the [MIT license](./LICENSE).