telegraf/docs/examples/express-webhook-bot.js

📡 Modern Telegram bot framework

const Telegraf = require('telegraf')
const express = require('express')

const bot = new Telegraf(process.env.BOT_TOKEN)
bot.on('text', ({ replyWithHTML }) => replyWithHTML('<b>Hey there!</b>'))

// Set telegram webhook
// npm install -g localtunnel && lt --port 3000
bot.telegram.setWebhook('https://----.localtunnel.me/secret-path')

const app = express()
app.get('/', (req, res) => res.send('Hello World!'))
app.use(bot.webhookCallback('/secret-path'))
app.listen(3000, () => {
  console.log('Example app listening on port 3000!')
})