changed event trigger for deployment to release, added build badge to developer docs

Author: korneliosyaovi

.github/workflows/publish.yml

@@ -1,9 +1,8 @@
 name: Publish React Package
 
 on:
-  push:
-    branches:
-      - master
+    release:
+        types: [created]
 
 jobs:
   build:

README.md

@@ -3,6 +3,7 @@
 </p>
 
 # Flutterwave v3 React Library
+![Publish React Package](https://github.com/Flutterwave/Flutterwave-React-v3/workflows/Publish%20React%20Package/badge.svg)
 ![npm](https://img.shields.io/npm/v/flutterwave-react-v3)
 ![npm](https://img.shields.io/npm/dt/flutterwave-react-v3)
 ![NPM](https://img.shields.io/npm/l/flutterwave-react-v3)