Backend-Adresse aus .env file beziehen

package.json

@@ -27,12 +27,15 @@
     "body-parser": "^1.20.2",
     "core-js": "^3.8.3",
     "cors": "^2.8.5",
+    "crypto": "^1.0.1",
+    "dotenv": "^16.4.5",
     "express": "^4.19.2",
     "jsonwebtoken": "^9.0.2",
     "mysql2": "^3.10.1",
     "nodemon": "^3.1.3",
     "sequelize": "^6.37.3",
     "sequelize-cli": "^6.6.2",
+    "vm-browserify": "^1.1.2",
     "vue": "^3.2.13",
     "vue-multiselect": "^3.0.0",
     "vue-quill-editor": "^3.0.6",
@@ -45,8 +48,13 @@
     "@vue/cli-plugin-babel": "~5.0.0",
     "@vue/cli-plugin-eslint": "~5.0.0",
     "@vue/cli-service": "~5.0.0",
+    "crypto-browserify": "^3.12.0",
     "eslint": "^7.32.0",
-    "eslint-plugin-vue": "^8.0.3"
+    "eslint-plugin-vue": "^8.0.3",
+    "os-browserify": "^0.3.0",
+    "path-browserify": "^1.0.1",
+    "stream-browserify": "^3.0.0",
+    "webpack": "^5.92.0"
   },
   "eslintConfig": {
     "root": true,