Fix Discord Server Invite link (#31)

Author: rafaelherik

README.md

@@ -9,7 +9,7 @@
 
 tfsumpy is a Python-based tool that summarizes Terraform plan files to provide a clear overview of infrastructure changes. It helps DevOps teams review infrastructure changes more effectively by providing detailed plan summaries in different formats.
 
-![Discord Server](https://discord.gg/9mw8nXyr)
+[![Discord](https://img.shields.io/discord/1387715085878820937?color=7289da&label=Discord&logo=discord&logoColor=white)](https://discord.gg/9mw8nXyr)
 
 ## Features