Update package.json

Author: BOTCAHX

package.json

@@ -13,7 +13,7 @@
     }
   },
 "scripts": {
-  "build": "tsc -p tsconfig.cjs.json && tsc -p tsconfig.esm.json && (mkdir -p dist/esm || true) && (test -f dist/cjs/index.js && cp dist/cjs/index.js dist/index.js || true) && (test -f dist/esm/index.mjs && cp dist/esm/index.mjs dist/index.mjs || true) && (test -f dist/cjs/index.d.ts && cp dist/cjs/index.d.ts dist/index.d.ts || true)",
+  "build": "tsc -p tsconfig.cjs.json && tsc -p tsconfig.esm.json && node -e \"require('fs').mkdirSync('dist/esm', {recursive: true})\" && node -e \"if(require('fs').existsSync('dist/cjs/index.js')) require('fs').copyFileSync('dist/cjs/index.js', 'dist/index.js')\" && node -e \"if(require('fs').existsSync('dist/esm/index.mjs')) require('fs').copyFileSync('dist/esm/index.mjs', 'dist/index.mjs')\" && node -e \"if(require('fs').existsSync('dist/cjs/index.d.ts')) require('fs').copyFileSync('dist/cjs/index.d.ts', 'dist/index.d.ts')\" && node -e \"if(require('fs').existsSync('dist/cjs/version.js')) require('fs').copyFileSync('dist/cjs/version.js', 'dist/version.js')\" && node -e \"if(require('fs').existsSync('dist/cjs/version.d.ts')) require('fs').copyFileSync('dist/cjs/version.d.ts', 'dist/version.d.ts')\"",
   "start": "node dist/index.js",
   "test": "jest",
   "prepublishOnly": "npm run build",