Errore durante la creazione della passkey utente nel browser

questo è il mio app.yml
sto usando un reverse proxy con OpenResty (basato su nginx)

expose:
  - "6180:80"   # http
  - "6443:443" # https
  - "587:587"

non riesco ad accedere al mio sito tramite la porta https 6443

quindi ho configurato solo il reverse proxy http

questa è la mia configurazione OpenResty

server {
    listen 80 ;
    listen 443 ssl http2 ;
    server_name forum.beginner.center;
    index index.php index.html index.htm default.php default.htm default.html;
    proxy_set_header Host $host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Host $server_name;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection $http_connection;
    access_log /www/sites/forum.beginner.center/log/access.log main;
    error_log /www/sites/forum.beginner.center/log/error.log;
    location ^~ /.well-known/acme-challenge {
        allow all;
        root /usr/share/nginx/html;
    }
    if ($scheme = http) {
        return 301 https://$host$request_uri;
    }
    ssl_certificate /www/sites/forum.beginner.center/ssl/fullchain.pem;
    ssl_certificate_key /www/sites/forum.beginner.center/ssl/privkey.pem;
    ssl_protocols TLSv1.3 TLSv1.2 TLSv1.1 TLSv1;
    ssl_ciphers ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:!aNULL:!eNULL:!EXPORT:!DSS:!DES:!RC4:!3DES:!MD5:!PSK:!KRB5:!SRP:!CAMELLIA:!SEED;
    ssl_prefer_server_ciphers on;
    ssl_session_cache shared:SSL:10m;
    ssl_session_timeout 10m;
    error_page 497 https://$host$request_uri;
    proxy_set_header X-Forwarded-Proto https;
    add_header Strict-Transport-Security "max-age=31536000";
    include /www/sites/forum.beginner.center/proxy/*.conf;
}

questa è la configurazione del reverse proxy

location ^~ / {
    proxy_pass http://127.0.0.1:6180;
    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 REMOTE-HOST $remote_addr;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection $http_connection;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_http_version 1.1;
    add_header X-Cache $upstream_cache_status;
    add_header Cache-Control no-cache;
    proxy_ssl_server_name off;
    proxy_ssl_name $proxy_host;
    add_header Strict-Transport-Security "max-age=31536000";
}