chore(pkgs): added express-rate-limit, jest pkgs & test script

package.json

@@ -8,7 +8,7 @@
     "dev": "nodemon src/server.ts",
     "build": "tsc -p tsconfig.json",
     "prepare": "husky install",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "jest"
   },
   "repository": {
     "type": "git",
@@ -30,17 +30,21 @@
     "dotenv": "^16.3.1",
     "envalid": "^7.3.1",
     "express": "^4.18.2",
+    "express-rate-limit": "^6.9.0",
     "http-errors": "^2.0.0",
     "morgan": "^1.10.0"
   },
   "devDependencies": {
     "@types/express": "^4.17.17",
     "@types/http-errors": "^2.0.1",
+    "@types/jest": "^29.5.3",
     "@types/morgan": "^1.9.4",
     "@types/node": "^20.4.5",
     "husky": "^8.0.0",
+    "jest": "^29.6.2",
     "nodemon": "^3.0.1",
+    "ts-jest": "^29.1.1",
     "ts-node": "^10.9.1",
     "typescript": "^5.1.6"
   }
-}
+}