server {
    listen 443 ssl http2;
    server_name app.firma.de;

    ssl_certificate     /etc/pki/tls/certs/app.firma.de.crt;
    ssl_certificate_key /etc/pki/tls/private/app.firma.de.key;

    location / {
        proxy_pass http://127.0.0.1:8080;
        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;
    }
}