server {
    listen 443 ssl http2;
    server_name jenkins.example.internal;

    ssl_certificate     /etc/ssl/certs/jenkins.crt;
    ssl_certificate_key /etc/ssl/private/jenkins.key;

    add_header X-Frame-Options SAMEORIGIN always;
    add_header X-Content-Type-Options nosniff always;
    add_header Referrer-Policy no-referrer-when-downgrade always;

    location / {
        proxy_pass         http://127.0.0.1:8080;
        proxy_http_version 1.1;

        proxy_set_header   Host              $host;
        proxy_set_header   X-Forwarded-Proto https;
        proxy_set_header   X-Forwarded-For   $proxy_add_x_forwarded_for;
        proxy_set_header   Connection        "";

        proxy_buffering    off;
        proxy_request_buffering off;
    }
}