feat: add plugin support to ngu-flow (#8)

Author: sheikalthaf

package.json

@@ -6,6 +6,7 @@
     "start": "ng serve --port 52666",
     "build": "ng build",
     "watch": "ng build --watch --configuration development",
+    "gh": "ng deploy --dir=dist/angular-flow/browser --base-href=/ngu-flow/",
     "test": "jest"
   },
   "private": true,