# فرانت — modstagram.com → Next.js port 3001
# مسیر: /etc/nginx/sites-available/modstagram.com

server {
    listen 80;
    server_name modstagram.com www.modstagram.com;

    location /.well-known/acme-challenge/ {
        root /var/www/certbot;
    }

    location / {
        proxy_pass http://127.0.0.1:3001;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        # Cloudflare Flexible: origin sees HTTP but users use HTTPS — force proto for Next.js assets
        proxy_set_header X-Forwarded-Proto https;
    }
}