add installing ncc to build (#302)

* add installing ncc to build

* include npx to get to bin link

Author: davidgamero

package.json

@@ -4,7 +4,7 @@
    "author": "Deepak Sattiraju",
    "license": "MIT",
    "scripts": {
-      "build": "npx ncc build src/run.ts -o lib",
+      "build": "npm i ncc && npx ncc build src/run.ts -o lib",
       "test": "jest",
       "coverage": "jest --coverage=true",
       "format": "prettier --write .",