How to use the bottender.bottender function in bottender

const bodyParser = require('body-parser');
const express = require('express');
const { bottender } = require('bottender');

const app = bottender({
  dev: process.env.NODE_ENV !== 'production',
});

const port = Number(process.env.PORT) || 5000;

const handle = app.getRequestHandler();

app.prepare().then(() => {
  const server = express();

  server.use(
    bodyParser.json({
      verify: (req, _, buf) => {
        req.rawBody = buf.toString();
      },
    })

const Koa = require('koa');
const Router = require('koa-router');
const bodyParser = require('koa-bodyparser');
const { bottender } = require('bottender');

const app = bottender({
  dev: process.env.NODE_ENV !== 'production',
});

const port = Number(process.env.PORT) || 5000;

const handle = app.getRequestHandler();

app.prepare().then(() => {
  const server = new Koa();
  const router = new Router();

  router.get('/api', ctx => {
    ctx.response.body = { ok: true };
  });

  router.all('*', async ctx => {

const restify = require('restify');
const { bottender } = require('bottender');

const app = bottender({
  dev: process.env.NODE_ENV !== 'production',
});

const port = Number(process.env.PORT) || 5000;

const handle = app.getRequestHandler();

app.prepare().then(() => {
  const server = restify.createServer();

  server.use(restify.plugins.queryParser());
  server.use(restify.plugins.bodyParser());

  server.get('/api', (req, res) => {
    res.send({ ok: true });
  });