message: update start:electron npm target
diff: "scripts": {
  "build:core": "node buildCore.js",
  "start": "webpack-dev-server --open",
  - "start:electron": "webpack --electron && electron dist/electron",
  + "start:electron": "webpack --electron && electron dist/index.html",
  "serve": "webpack-dev-server",
  "build": "webpack",
  "publish": "webpack -p"
  