chore: start script-a sortzen du

package.json

@@ -13,7 +13,7 @@
     "back": "yarn workspace back",
     "e2e": "yarn workspace e2e",
     "prettier:front": "front prettier",
-    "build": "yarn back build && rm -rf build && mkdir build && cp back/build/* build"
+    "start": "yarn back start"
   },
   "repository": {
     "type": "git",