update build

package.json

@@ -5,7 +5,7 @@
   "scripts": {
     "tsc": "tsc",
     "start": "npm run build; node lib/FrontblockAdmin.js",
-    "build": "npm run clean; npm run build-backend; npm run build-frontend",
+    "build": "npm run clean; npm run build-backend;",
     "build-backend": "tsc; webpack --display-error-details --config src/backend/webpack.prod.js --progress --colors;",
     "build-frontend": "npm run build-dashboard",
     "build-dashboard": "git submodule init && git submodule update --merge; cd src/frontend/dashboard; npm i && npm run build; cp -r dist/* ../../../static",
@@ -50,10 +50,12 @@
     "minimist": "^1.2.0",
     "node-fetch": "^2.6.0",
     "path": "^0.12.7",
+    "rimraf": "^3.0.0",
     "rollup": "^0.55.1",
     "rollup-plugin-node-externals": "^2.0.0",
     "rxjs": "^6.5.2",
     "rxjs-compat": "^6.5.2",
+    "simple-git": "^1.124.0",
     "socket.io": "^2.2.0",
     "stream-buffers": "^3.0.2",
     "unzip": "^0.1.11",