Wwwrahatupunet -

[Service] Type=simple User=www-data WorkingDirectory=/var/www/wwwrahatupunet ExecStart=/usr/bin/node /var/www/wwwrahatupunet/index.js Restart=on-failure Environment=PORT=3000

location /.well-known/acme-challenge/ root /var/www/html; wwwrahatupunet

Note: I’ll assume "wwwrahatupunet" is a self-hosted web service (domain/name) you want to deploy, configure, and secure. I’ll provide a focused, end-to-end tutorial: preparing a server, deploying a simple web app under that domain, securing it with HTTPS, and basic monitoring. If you intended something different (library, protocol, or other), say so and I’ll adapt. and secure. I’ll provide a focused

app.get('/health', (req, res) => res.json(status: 'ok', time: new Date()); ); end-to-end tutorial: preparing a server