update worker

package.json

@@ -22,16 +22,18 @@
     "gulp-plumber": "^1.2.0",
     "gulp-stylus": "^2.7.0",
     "gulp-swig": "^0.8.0",
-    "gulp-tmod": "^2.0.3",
     "gulp-uglify": "^3.0.0",
     "http-proxy-middleware": "^0.17.4",
     "run-sequence": "^2.2.1",
     "webpack-stream": "^4.0.3"
   },
   "dependencies": {
+    "art-template-loader": "^1.4.3",
+    "browser-demote": "^1.0.6",
     "chalk": "^2.4.1",
     "commander": "^2.15.1",
     "gulp-contrib-copy": "^0.1.3",
-    "inquirer": "^5.2.0"
+    "inquirer": "^5.2.0",
+    "webpack": "^4.9.1"
   }
 }