added calendar section with example calendar event

Author: belledw

client/package-lock.json

@@ -25,11 +25,13 @@
     "axios": "^1.12.0",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
+    "date-fns": "^4.1.0",
     "embla-carousel-react": "^8.6.0",
     "is-inside-container": "^1.0.0",
     "lucide-react": "^0.516.0",
-    "next": "15.4.7",
+    "next": "^15.5.9",
     "react": "19.1.0",
+    "react-day-picker": "^9.13.0",
     "react-dom": "19.1.0",
     "tailwind-merge": "^3.3.1",
     "tailwindcss-animate": "^1.0.7"