A hackathon MVP for collaborative trip planning where groups can create shared trips, decide on flights, accommodations, and activities together, and generate a final itinerary.

npm install
npm run dev

Open http://localhost:3000 with your browser.

• Frontend: Next.js 14 (App Router) + TypeScript + Tailwind CSS
• Backend: In-memory store (for MVP, can be replaced with Supabase/Firebase)
• State Management: React hooks + local storage
• Data Models: TypeScript interfaces with simple validation

1. Trip Creation: Create trips with destination, dates, current location, and max days
2. Invite System: Share trips via invite link or code
3. Flights Module: Search flights with scoring (price, duration, layovers)
4. Accommodation Module: Find accommodations with preferences
5. Activities Module: Rate activities with 80% rule validation
6. Itinerary Builder: Day-by-day activity planning
7. Shareable Overview: Public read-only trip summary page