index.js

/* eslint-disable @typescript-eslint/no-var-requires */
/* eslint-disable max-len */
//const functions = require("firebase-functions");
// import from a specific subpackage
const { onRequest } = require('firebase-functions/v2/https');
const next = require('next');
//const http = require('http');
// import path = require("path");

const isDev = process.env.NODE_ENV !== 'production';

const server = next({
  dev: isDev,
  // location of .next generated after running -> yarn build
  conf: { distDir: '.next' },
});

const nextjsHandle = server.getRequestHandler();

// functions.runWith({
//   // Keep 1 instances warm for this latency-critical function
//   minInstances: 1,
// }).https.onRequest(

exports.nextjs = onRequest(
  {
    minInstances: 1,
    memory: '2GiB',
    concurency: 1000,
  },
  (req, res) => {
    // https://firebase.google.com/docs/hosting/manage-cache
    res.set('Cache-Control', 'public, max-age=3000, s-maxage=6000');
    return server.prepare().then(() => nextjsHandle(req, res));
  }
);

exports.nextjseurope = onRequest(
  {
    minInstances: 1,
    memory: '2GiB',
    concurency: 1000,
    region: 'europe-west1',
  },
  (req, res) => {
    // https://firebase.google.com/docs/hosting/manage-cache
    res.set('Cache-Control', 'public, max-age=3000, s-maxage=6000');
    return server.prepare().then(() => nextjsHandle(req, res));
  }
);