[index][s]: Test the helper functions (copy and install functionality)

packages/create-portal-app/index.js

@@ -0,0 +1,9 @@
+const copy = require("./helpers/copy");
+const install = require("./helpers/install");
+const path = require('path');
+
+(async ()=>{
+  const root = [__dirname, "templates"].join(path.sep);
+  await copy(root,"Datahub")
+  await install("Datahub", true);
+})().catch(e=> console.log(e));