Add shadcn components

package.json

@@ -12,6 +12,8 @@
   "dependencies": {
     "@ai-sdk/anthropic": "^3.0.74",
     "@ai-sdk/react": "^2.0.0",
+    "@base-ui/react": "^1.4.1",
+    "@fontsource-variable/geist": "^5.2.8",
     "@radix-ui/react-accordion": "^1.2.11",
     "@radix-ui/react-avatar": "^1.1.10",
     "@radix-ui/react-checkbox": "^1.3.2",
@@ -38,13 +40,14 @@
     "clsx": "^2.1.1",
     "embla-carousel-react": "^8.6.0",
     "framer-motion": "^12.16.0",
-    "lucide-react": "^0.525.0",
+    "lucide-react": "^1.14.0",
     "react": "^19.1.1",
     "react-dom": "^19.1.1",
     "react-router": "^7.0.0",
-    "tailwind-merge": "^3.3.1",
+    "shadcn": "^4.6.0",
+    "tailwind-merge": "^3.5.0",
     "tailwindcss": "^4.1.11",
-    "tw-animate-css": "^1.3.5",
+    "tw-animate-css": "^1.4.0",
     "vaul": "^1.1.2",
     "zod": "^4.0.0"
   },