more unit testing

package.json

@@ -37,7 +37,8 @@
     "react-dom": "^19.2.0",
     "react-hot-toast": "^2.6.0",
     "react-router-dom": "^7.9.6",
-    "recharts": "^3.4.1",
+    "recharts": "^3.4.1",    
+    "tsx": "^4.20.6",
     "zxcvbn": "^4.4.2"
   },
   "devDependencies": {
@@ -79,7 +80,6 @@
     "tailwindcss": "^4.1.17",
     "testcontainers": "^11.8.1",
     "ts-node-dev": "^2.0.0",
-    "tsx": "^4.20.6",
     "typescript": "^5.9.3",
     "typescript-eslint": "^8.47.0",
     "vite": "^7.2.4",