update miletruth page and remove unwanted files

package.json

@@ -6,10 +6,12 @@
     "dev": "next dev",
     "build": "next build",
     "start": "next start",
-    "lint": "eslint"
+    "lint": "eslint",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:coverage": "jest --coverage"
   },
   "dependencies": {
-    "@emailjs/browser": "^4.4.1",
     "@react-three/drei": "^10.7.7",
     "@react-three/fiber": "^9.6.1",
     "@react-three/postprocessing": "^3.0.4",
@@ -23,14 +25,19 @@
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4",
+    "@testing-library/jest-dom": "^6.9.1",
+    "@testing-library/react": "^16.3.2",
+    "@types/jest": "^30.0.0",
     "@types/node": "^20",
     "@types/react": "^19",
     "@types/react-dom": "^19",
     "@types/three": "^0.171.0",
     "eslint": "^9",
     "eslint-config-next": "16.2.6",
-    "puppeteer-core": "^23.11.1",
+    "jest": "^30.4.2",
+    "jest-environment-jsdom": "^30.4.1",
     "tailwindcss": "^4",
+    "ts-node": "^10.9.2",
     "typescript": "^5"
   }
 }