Add badges for Ruby, Rails, PostgreSQL, and Redis

Author: Bulletdev

README.md

@@ -1,5 +1,6 @@
 [![Security Scan](https://github.com/Bulletdev/prostaff-api/actions/workflows/security-scan.yml/badge.svg)](https://github.com/Bulletdev/prostaff-api/actions/workflows/security-scan.yml)
 [![Codacy Badge](https://app.codacy.com/project/badge/Grade/30bf4e093ece4ceb8ea46dbe7aecdee1)](https://app.codacy.com/gh/Bulletdev/prostaff-api/dashboard?utm_source=gh&utm_medium=referral&utm_content=&utm_campaign=Badge_grade)
+
 [![Ruby Version](https://img.shields.io/badge/ruby-3.4.5-CC342D?logo=ruby)](https://www.ruby-lang.org/)
 [![Rails Version](https://img.shields.io/badge/rails-7.2-CC342D?logo=rubyonrails)](https://rubyonrails.org/)
 [![PostgreSQL](https://img.shields.io/badge/PostgreSQL-14+-blue.svg?logo=postgresql)](https://www.postgresql.org/)