feat: add @types/jest for improved TypeScript support in testing

Author: shubhiscoding

package-lock.json

@@ -43,6 +43,7 @@
     "@testing-library/dom": "^10.4.1",
     "@testing-library/jest-dom": "^6.9.1",
     "@testing-library/react": "^16.3.2",
+    "@types/jest": "^30.0.0",
     "@types/node": "^20",
     "@types/react": "^18",
     "@types/react-dom": "^18",