Update README.md with additional badges

Author: dekobon

README.md

@@ -1,4 +1,7 @@
-[![CI](https://github.com/nginxinc/nginx-s3-gateway/actions/workflows/main.yml/badge.svg)](https://github.com/nginxinc/nginx-s3-gateway/actions/workflows/main.yml) ![Docker Pulls](https://img.shields.io/docker/pulls/nginxinc/nginx-s3-gateway?style=plastic)
+[![CI](https://github.com/nginxinc/nginx-s3-gateway/actions/workflows/main.yml/badge.svg)](https://github.com/nginxinc/nginx-s3-gateway/actions/workflows/main.yml) 
+[![Community Support](https://badgen.net/badge/support/community/cyan?icon=awesome)](https://github.com/nginxinc/nginx-s3-gateway/discussions)
+[![Project Status: Active – The project has reached a stable, usable state and is being actively developed.](https://www.repostatus.org/badges/latest/active.svg)](https://www.repostatus.org/#active)
+[![Docker Pulls](https://img.shields.io/docker/pulls/nginxinc/nginx-s3-gateway?style=flat)](https://hub.docker.com/repository/docker/nginxinc/nginx-s3-gateway/general)
 
 # NGINX S3 Gateway