added js files to build

Author: timea-solid

package.json

@@ -15,7 +15,8 @@
     "build": "npm run clean && npm run build-version && npm run build-js && npm run postbuild-js",
     "build-version": "./timestamp.sh > src/versionInfo.ts  && eslint 'src/versionInfo.ts' --fix",
     "build-form": "(cd src/schedule/ && make)",
-    "build-js": "npm run build-form && tsc",
+    "build-js": "npm run build-form && tsc && npm run build-js-babel",
+    "build-js-babel": "babel src --out-dir dist --extensions '.js' --only '**/*.js' --source-maps",
     "postbuild-js": "rm -f dist/versionInfo.d.ts dist/versionInfo.d.ts.map",
     "build-dev": "webpack --progress --mode=development",
     "lint": "eslint",