Nginx ও HTTPS সহ UpCloud-এ Blazor Server হোস্টিং

sudo apt update && sudo apt upgrade -y
sudo apt install -y curl wget unzip apt-transport-https ca-certificates gnupg
sudo timedatectl set-timezone UTC

sudo apt install -y ufw fail2ban
sudo ufw default deny incoming
sudo ufw default allow outgoing
sudo ufw allow ssh
sudo ufw allow http
sudo ufw allow https
sudo ufw enable
sudo systemctl enable --now fail2ban

wget https://packages.microsoft.com/config/ubuntu/24.04/packages-microsoft-prod.deb -O packages-microsoft-prod.deb
sudo dpkg -i packages-microsoft-prod.deb
rm packages-microsoft-prod.deb
sudo apt update
sudo apt install -y aspnetcore-runtime-8.0

server {
    listen 80;
    listen [::]:80;
    server_name app.example.com;
    return 301 https://$host$request_uri;
}

server {
    listen 443 ssl http2;
    listen [::]:443 ssl http2;
    server_name app.example.com;

    ssl_certificate     /etc/letsencrypt/live/app.example.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/app.example.com/privkey.pem;

    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains" always;

    location / {
        proxy_pass         http://127.0.0.1:5001;
        proxy_http_version 1.1;
        proxy_set_header   Upgrade $http_upgrade;
        proxy_set_header   Connection "keep-alive";
        proxy_set_header   Host $host;
        proxy_set_header   X-Real-IP $remote_addr;
        proxy_set_header   X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header   X-Forwarded-Proto $scheme;
        proxy_cache_bypass $http_upgrade;
    }
}

sudo apt install -y certbot python3-certbot-nginx
sudo certbot --nginx -d app.example.com --redirect --agree-tos -m [email protected]
sudo certbot renew --dry-run