message: Run Crowdin sync during prebuild
diff: "docusaurus": "docusaurus",
  "prestart": "npm run generate-markdown",
  "start": "docusaurus start",
  - "prebuild": "npm run generate-markdown",
  + "prebuild": "npm run generate-markdown; if [ -n \"$CROWDIN_PERSONAL_TOKEN\" ]; then npm run crowdin:sync; fi",
  "build": "docusaurus build",
  "swizzle": "docusaurus swizzle",
  "deploy": "docusaurus deploy",
  