working on server registration

package.json

@@ -1,5 +1,6 @@
 {
   "dependencies": {
+    "cors": "^2.8.5",
     "dotenv": "^16.0.3",
     "express": "^4.18.2",
     "express-validator": "^6.15.0",
@@ -11,6 +12,7 @@
     "@babel/core": "^7.21.0",
     "@babel/preset-env": "^7.20.2",
     "@jest/globals": "^29.4.3",
+    "@types/cors": "^2.8.13",
     "@types/express": "^4.17.17",
     "@types/pg": "^8.6.6",
     "@typescript-eslint/eslint-plugin": "^5.54.0",