Build. Ship.
Win. Repeat.
⚡ HackKit

// app/api/chat/route.ts import { openai } from '@ai-sdk/openai'; import { streamText } from 'ai'; export async function POST(req: Request) { const { messages } = await req.json(); const result = await streamText({ model: openai('gpt-4o-mini'), system: 'You are a helpful hackathon assistant.', messages, }); return result.toDataStreamResponse(); } // components/Chat.tsx — 5 lines to a streaming chatbot! const { messages, input, handleSubmit, handleInputChange } = useChat();

# Create Expo app with TypeScript template npx create-expo-app@latest MyHackApp --template cd MyHackApp # Install navigation + NativeWind npm install @react-navigation/native nativewind tailwindcss npm install firebase @react-native-firebase/app # Start dev server — scan QR with Expo Go app npx expo start # Build for judges (no install needed) eas build --profile preview --platform all

import { Hono } from 'hono'; import { cors } from 'hono/cors'; import { neon } from '@neondatabase/serverless'; const app = new Hono(); app.use('/*', cors()); app.get('/api/health', (c) => c.json({ status: 'ok', uptime: process.uptime() })); app.post('/api/submit', async (c) => { const body = await c.req.json(); // → save to Neon, return result return c.json({ success: true, data: body }); }); export default app; // Deploy on Cloudflare Workers in 1 cmd ✨