package.json - add server runscript

package.json

@@ -4,8 +4,12 @@
   "description": "Count down each New Year's arrival around the world",
   "main": "index.js",
   "scripts": {
+    "server": "http-server ./www",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "author": "",
-  "license": "ISC"
+  "license": "ISC",
+  "devDependencies": {
+    "http-server": "^14.1.1"
+  }
 }