message: chore: build-clean should remove ts build artifacts
diff: "webpack": "^4.28.4"
  },
  "scripts": {
  - "build-clean": "rm -rf ./packages/*/build ./packages/*/build-es5",
  + "build-clean": "rm -rf ./packages/*/build ./packages/*/build-es5 ./packages/*/tsconfig.tsbuildinfo",
  "prebuild": "yarn build:ts",
  "build": "node ./scripts/build.js",
  "build:ts": "node scripts/buildTs.js",
  