manifold/web/pages/api/v0/markets.ts

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// Next.js API route support: https://vercel.com/docs/concepts/functions/serverless-functions
import type { NextApiRequest, NextApiResponse } from 'next'
import { listAllContracts } from '../../../lib/firebase/contracts'
import { toLiteContract } from './_types'
type Data = any[]
export default async function handler(
req: NextApiRequest,
res: NextApiResponse<Data>
) {
const contracts = await listAllContracts()
// Serve from Vercel cache, then update. see https://vercel.com/docs/concepts/functions/edge-caching
res.setHeader('Cache-Control', 's-maxage=1, stale-while-revalidate')
res.status(200).json(contracts.map(toLiteContract))
}