Adding postbuild step

Author: garydavisonos

package.json

@@ -7,7 +7,8 @@
   "scripts": {
     "test": "jest",
     "lint": "eslint .",
-    "build": "tsc"
+    "build": "tsc",
+    "postbuild": "mv dist/index.* ./"
   },
   "repository": {
     "type": "git",
@@ -46,6 +47,8 @@
   },
   "type": "module",
   "files": [
-    "dist"
+    "index.d.ts",
+    "index.js",
+    "README.md"
   ]
 }