sudo apt update

curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.7/install.sh | bash

. ~/.nvm/nvm.sh

nvm install node

sudo apt-get install nginx

nginx -v

systemctl start nginx

systemctl enable nginx

systemctl status nginx

server {
        listen 80;
        server_name example.com www.example.com;
        
        location / {
            proxy_pass http://127.0.0.1:3000;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }
    }

sudo nginx -t

sudo systemctl reload nginx

sudo systemctl status nginx

nslookup example.com

npm i -g pm2

pm2 start npm --name "admin" -- server.cjs

pm2 start npm --name "frontend" -- run start

 pm2 start npm --name "backend" -- app.js

sudo apt install certbot

sudo apt install python3-certbot-nginx

sudo certbot --nginx -d example.com -d www.example.com -d server.example.com -d admin.example.com

sudo certbot renew --dry-run