package.json in attractor-0.4.2 vs package.json in attractor-0.4.3

@@ -5,10 +5,11 @@
   "directories": {
     "lib": "lib"
   },
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "build": "webpack --mode production"
+    "build": "webpack --mode production",
+    "watch": "webpack --watch --mode development"
   },
   "repository": {
     "type": "git",
     "url": "git+https://github.com/julianrubisch/attractor.git"
   },