Added serverless npm library and serverless deploy script

Author: AsifShaafi

package.json

@@ -4,7 +4,7 @@
   "description": "Serverless webpack example using Typescript",
   "main": "handler.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "deploy": "serverless deploy"
   },
   "dependencies": {
     "source-map-support": "^0.5.10"
@@ -14,6 +14,7 @@
     "@types/node": "^10.12.18",
     "@types/serverless": "^1.72.5",
     "fork-ts-checker-webpack-plugin": "^3.0.1",
+    "serverless": "^2.0.0",
     "serverless-webpack": "^5.2.0",
     "ts-loader": "^5.3.3",
     "ts-node": "^8.10.2",
@@ -23,4 +24,4 @@
   },
   "author": "The serverless webpack authors (https://github.com/elastic-coders/serverless-webpack)",
   "license": "MIT"
-}
+}