Install nginx

sudo apt install nginx

cek firewall

sudo ufw app list

buka port 80

sudo ufw allow 'Nginx HTTP'

buka port 443

sudo ufw allow 'Nginx HTTPS'

enable pengaturan firewall baru

sudo ufw enable

cek pengaturan

sudo ufw status

cek status nginx

systemctl status nginx

masuk ke folder nginx

cd /etc/nginx/sites-available

Buat file konfigurasi

sudo nano nextjs-app

masukkan script

server {  
    listen 80;  
    server_name domainmu.com www.domanmu.com;  
    location / {  
        proxy_pass http://localhost:3000;  
        proxy_http_version 1.1;  
        proxy_set_header Upgrade $http_upgrade;  
        proxy_set_header Connection 'upgrade';  
        proxy_set_header Host $host;  
        proxy_cache_bypass $http_upgrade;  
    }  
}

buat simbolic link

sudo ln -s /etc/nginx/sites-available/nextjs-app /etc/nginx/sites-enabled

restart nginx

sudo service nginx restart