samples: add nextJs - Festigo (#1461)

Signed-off-by: Rohan Sharma <[email protected]>

hack/samples/index.json

@@ -118,5 +118,10 @@
     "name": "Django - CrisisMonitor",
     "description": "Crisis Monitor is a web application designed to track natural disasters and display information through an interactive dashboard. Built with HTML, CSS, JavaScript, and Django (Python), it features a responsive design for seamless usability.",
     "gitUrl": "https://github.com/daytonaio/sample-django-crisis-monitor"
-  } 
+  },
+  {
+    "name": "Next.js - Festigo",
+    "description": "Festigo is an event planning and event organizing website that bring guests, vendors and event organizers(the people hosting the event) under a single umbrella.",
+    "gitUrl": "https://github.com/daytonaio/sample-nextjs-event-planner"
+  }
 ]