message: Run index.js during build
diff: "scripts": {
  "docusaurus": "docusaurus",
  "start": "docusaurus start",
  - "build": "docusaurus build",
  + "build": "node index.js && docusaurus build",
  "swizzle": "docusaurus swizzle",
  "deploy": "docusaurus deploy",
  "serve": "docusaurus serve",
  