Added starter script

Author: janaz

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "aws-lambda-node-runtime",
-  "version": "0.0.1",
+  "version": "0.0.3",
   "license": "(MIT OR Apache-2.0)",
   "scripts": {
     "precompile": "rm -rf dist",
@@ -23,7 +23,6 @@
   ],
   "main": "./dist/compile/runtime.js",
   "types": "./dist/compile/runtime.d.ts",
-  "dependencies": {},
   "devDependencies": {
     "@types/express": "^4.17.11",
     "@types/node": "^14.14.37",

package.json

@@ -0,0 +1,10 @@
+import runtime from './runtime'
+
+const done = (err: Error | null) => {
+  if (err) {
+    console.warn('Runtime exiting due to an error', err)
+  }
+}
+
+console.warn('Runtime starting...')
+runtime(done);