Update README

README.md

@@ -1,7 +1,13 @@
-# Distributed Arcade
+# ![](icon.png) Distributed Arcade
 
 Fast and simple scoreboard service for games
 
-\[ [**Swagger UI**](https://petstore.swagger.io/?url=https://raw.githubusercontent.com/Steffo99/distributed-arcade/main/docs/openapi.yaml) \]
+[![OpenAPI specification](https://img.shields.io/swagger/valid/3.0?specUrl=https%3A%2F%2Fraw.githubusercontent.com%2FSteffo99%2Fdistributed-arcade%2Fmain%2Fdocs%2Fopenapi.yaml)](https://petstore.swagger.io/?url=https://raw.githubusercontent.com/Steffo99/distributed-arcade/main/docs/openapi.yaml)
+ 
+[![On Crates.io](https://img.shields.io/crates/v/distributed_arcade)](https://crates.io/crates/distributed_arcade)
+ 
+[![Chat](https://img.shields.io/matrix/distributed_arcade:ryg.one?server_fqdn=matrix.ryg.one)](https://matrix.to/#/#distributed_arcade:ryg.one)
 
-Developed for [`Steffo99/unimore-bda-2`](https://github.com/Steffo99/unimore-bda-2)
+## Related projects
+
+Developed as part of [`Steffo99/unimore-bda-2`](https://github.com/Steffo99/unimore-bda-2).