doc: add status badges

README.md

@@ -1,5 +1,9 @@
 # SSH-Enabled Ubuntu Docker Image
 
+[![Docker Image Deployment](https://github.com/aoudiamoncef/ubuntu-sshd/actions/workflows/ci_cd.yml/badge.svg)](https://github.com/aoudiamoncef/ubuntu-sshd/actions/workflows/ci_cd.yml)
+[![Docker Pulls](https://img.shields.io/docker/pulls/aoudiamoncef/ubuntu-sshd.svg)](https://hub.docker.com/r/aoudiamoncef/ubuntu-sshd)
+[![Maintenance](https://img.shields.io/badge/Maintained-Yes-green.svg)](https://github.com/aoudiamoncef/ubuntu-sshd)
+
 This Docker image provides an Ubuntu 22.04 base with SSH server enabled. It allows you to easily create SSH-accessible containers via SSH keys or with a default username and password.
 
 ## Usage