Kansho/nginx/kansho.conf

# Kanshō – Host nginx (outside Compose)
# Install as /etc/nginx/sites-available/kansho and symlink into sites-enabled.
# TLS via nginx/certbot-setup.sh. Reverse-proxy targets are the Pi publish ports.
# Live TLS currently terminates on the Synology Reverse Proxy at 192.168.2.63;
# set DSM proxy read/send timeout to 600s (default 60s returns HTTP 504).

server {
    listen 80;
    server_name kansho.jinkendo.de;

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

    location / {
        return 301 https://$host$request_uri;
    }
}

server {
    listen 443 ssl http2;
    server_name kansho.jinkendo.de;

    ssl_certificate     /etc/letsencrypt/live/kansho.jinkendo.de/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/kansho.jinkendo.de/privkey.pem;
    include             /etc/letsencrypt/options-ssl-nginx.conf;
    ssl_dhparam         /etc/letsencrypt/ssl-dhparams.pem;

    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;

    client_max_body_size 80m;
    gzip on;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml;

    location /api/ {
        proxy_pass         http://127.0.0.1:8005;
        proxy_http_version 1.1;
        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_read_timeout 600s;
    }

    location / {
        proxy_pass         http://127.0.0.1:3006;
        proxy_http_version 1.1;
        proxy_set_header   Host $host;
        proxy_set_header   Upgrade $http_upgrade;
        proxy_set_header   Connection "upgrade";
        proxy_cache_bypass $http_upgrade;
        proxy_read_timeout 600s;
    }
}