fix: update README with badges

Signed-off-by: Sam Poyigi <[email protected]>

README.md

@@ -1,3 +1,10 @@
+<p align="center">
+    <a href="https://github.com/tastyigniter/ti-ext-coupons/actions"><img src="https://github.com/tastyigniter/ti-ext-coupons/actions/workflows/pipeline.yml/badge.svg" alt="Build Status"></a>
+    <a href="https://packagist.org/packages/tastyigniter/ti-ext-coupons"><img src="https://img.shields.io/packagist/dt/tastyigniter/ti-ext-coupons" alt="Total Downloads"></a>
+    <a href="https://packagist.org/packages/tastyigniter/ti-ext-coupons"><img src="https://img.shields.io/packagist/v/tastyigniter/ti-ext-coupons" alt="Latest Stable Version"></a>
+    <a href="https://packagist.org/packages/tastyigniter/ti-ext-coupons"><img src="https://img.shields.io/packagist/l/tastyigniter/ti-ext-coupons" alt="License"></a>
+</p>
+
 ## Introduction
 
 The TastyIgniter Coupons extension allows you to offer discounts and rewards to your customers, enhancing their dining experience and boosting your sales. With a variety of coupon types and advanced usage restrictions, you can tailor your promotions to fit your business needs.