Initial project setup with Next.js accounts manager

- Set up Next.js project structure
- Added UI components and styling
- Configured package dependencies
- Added feature documentation

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

package.json

@@ -8,16 +8,28 @@
     "start": "next start"
   },
   "dependencies": {
+    "@radix-ui/react-checkbox": "^1.3.3",
+    "@radix-ui/react-dialog": "^1.1.15",
+    "@radix-ui/react-select": "^2.2.6",
+    "@radix-ui/react-slot": "^1.2.3",
+    "@radix-ui/react-tabs": "^1.1.13",
+    "class-variance-authority": "^0.7.1",
+    "clsx": "^2.1.1",
+    "lucide-react": "^0.544.0",
+    "next": "15.5.3",
+    "next-themes": "^0.4.6",
     "react": "19.1.0",
     "react-dom": "19.1.0",
-    "next": "15.5.3"
+    "sonner": "^2.0.7",
+    "tailwind-merge": "^3.3.1"
   },
   "devDependencies": {
-    "typescript": "^5",
+    "@tailwindcss/postcss": "^4",
     "@types/node": "^20",
     "@types/react": "^19",
     "@types/react-dom": "^19",
-    "@tailwindcss/postcss": "^4",
-    "tailwindcss": "^4"
+    "tailwindcss": "^4",
+    "tw-animate-css": "^1.3.8",
+    "typescript": "^5"
   }
 }