New build commands in package.json

Author: ktquez

package.json

@@ -2,10 +2,15 @@
   "name": "vue-announcer",
   "version": "1.0.6",
   "description": "A simple way with Vue to announce any information to the screen readers.",
-  "main": "dist/vue-announcer.js",
+  "main": "dist/vue-announcer.umd.js",
+  "module": "dist/vue-announcer.esm.js",
+  "unpkg": "dist/vue-announcer.min.js",
   "scripts": {
     "dev": "rollup --config rollup.config.dev.js --watch",
-    "dist": "rollup --config rollup.config.prod.js --environment NODE_ENV:production",
+    "build": "npm run build:umd & npm run build:es & npm run build:unpkg",
+    "build:umd": "rollup --config rollup.config.prod.js --format umd --file dist/vue-announcer.umd.js",
+    "build:es": "rollup --config rollup.config.prod.js --format es --file dist/vue-announcer.esm.js",
+    "build:unpkg": "rollup --config rollup.config.prod.js --format iife --file dist/vue-announcer.min.js",
     "release": "standard-version",
     "test": "node_modules/.bin/cypress run",
     "test:open": "node_modules/.bin/cypress open",