add ncc build to build script (#32)

* add ncc build to build script

* updated the action file

Co-authored-by: Vidya Reddy <vidyareddy@microsoft.com>

action.yml

@@ -18,4 +18,4 @@ branding:
    color: 'green' # optional, decorates the entry in the GitHub Marketplace
 runs:
    using: 'node16'
-   main: 'lib/run.js'
+   main: 'lib/index.js'

package.json

@@ -4,7 +4,7 @@
    "private": true,
    "main": "lib/run.js",
    "scripts": {
-      "build": "tsc --outDir ./lib --rootDir ./src",
+      "build": "ncc build src/run.ts -o lib",
       "test": "jest",
       "test-coverage": "jest --coverage",
       "format": "prettier --write .",
@@ -23,6 +23,7 @@
    "devDependencies": {
       "@types/jest": "^26.0.0",
       "@types/node": "^12.0.4",
+      "@vercel/ncc": "^0.34.0",
       "jest": "^26.0.1",
       "prettier": "2.7.1",
       "ts-jest": "^26.0.0",