added unit test batch in readme file

Author: snithyanantham

README.md

@@ -1,3 +1,6 @@
+
+![units-test](https://github.com/snithyanantham/docker-compose-multiple-apps-heroku-deploy/workflows/units-test/badge.svg)
+
 # docker-compose-multiple-apps-heroku-deploy - GitHub Action
 
 A simple action to build multiple docker images using docker-compose, push and deploy your apps to Heroku Applications

package.json

@@ -6,7 +6,7 @@
   "scripts": {
     "lint": "eslint index.js",
     "build": "npx @zeit/ncc build index.js",
-    "test": "eslint app.js && jest"
+    "test": "eslint index.js && jest"
   },
   "repository": {
     "type": "git",