server {
    listen 80;
    server_name cloud.teier.eu;
    return 301 https://cloud.teier.eu:443$request_uri;
}

server {
    listen 443 ssl http2;
    server_name cloud.teier.eu;

    ssl on;
    ssl_certificate         /etc/letsencrypt/live/teier.eu/fullchain.pem;
    ssl_certificate_key     /etc/letsencrypt/live/teier.eu/privkey.pem;

    location / {
        proxy_pass http://127.0.0.1:8081/;

        # Configuration for WebSockets
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection $connection_upgrade;
        proxy_cache off;

        # Configuration for ServerSentEvents
        proxy_buffering off;

        # Configuration for LongPolling or if your KeepAliveInterval is longer than 60 seconds
        proxy_read_timeout 100s;

        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}