reorganize, package upgrades

package.json

@@ -22,15 +22,15 @@
     "react-dom": "^19.0.0"
   },
   "devDependencies": {
-    "typescript": "^5",
-    "@types/node": "^20",
-    "@types/react": "^19.0.2",
-    "@types/react-dom": "^19",
-    "postcss": "^8",
-    "tailwindcss": "^3.4.1",
-    "eslint": "^9",
+    "typescript": "^5.7.2",
+    "@types/node": "^20.17.12",
+    "@types/react": "^19.0.3",
+    "@types/react-dom": "^19.0.2",
+    "postcss": "^8.4.49",
+    "tailwindcss": "^3.4.17",
+    "eslint": "^9.17.0",
     "eslint-config-next": "15.1.3",
-    "@eslint/eslintrc": "^3"
+    "@eslint/eslintrc": "^3.2.0"
   },
   "trustedDependencies": [
     "@vercel/speed-insights"