🧹 chore: remove duplicate key

Author: kimnamheeee

package.json

@@ -42,15 +42,12 @@
     "ky": "^1.14.2",
     "lucide-react": "^0.562.0",
     "next-themes": "^0.4.6",
-    "next-themes": "^0.4.6",
     "react": "^19.2.0",
     "react-dom": "^19.2.0",
     "sonner": "^2.0.7",
-    "sonner": "^2.0.7",
     "tailwind-merge": "^3.4.0",
     "tailwindcss": "^4.1.18",
     "vaul": "^1.1.2",
-    "vaul": "^1.1.2",
     "zod": "^4.3.4",
     "zustand": "^5.0.9"
   },
@@ -60,14 +57,9 @@
     "@tanstack/react-router-devtools": "^1.144.0",
     "@tanstack/router-plugin": "^1.145.4",
     "@testing-library/dom": "^10.4.1",
-    "@tanstack/react-router-devtools": "^1.144.0",
-    "@tanstack/router-plugin": "^1.145.4",
-    "@testing-library/dom": "^10.4.1",
     "@testing-library/jest-dom": "^6.9.1",
-    "@testing-library/react": "^16.3.1",
     "@testing-library/user-event": "^14.6.1",
     "@testing-library/react": "^16.3.1",
-    "@testing-library/user-event": "^14.6.1",
     "@types/node": "^24.10.1",
     "@types/react": "^19.2.5",
     "@types/react-dom": "^19.2.3",