server {
  listen 80;
  listen [::]:80;
  root /usr/local/www/a0;
  server_name elm.oldfolio.org;
  return 301 https://$server_name$request_uri;
  error_page 404 /404.html;
  }

server {
  listen 443 ssl http2;
  listen [::]:443 ssl http2;

  server_name elm.oldfolio.org;
  root /usr/local/www/a0;

  add_header X-Content-Type-Options nosniff;
  add_header X-Frame-Options "SAMEORIGIN";
  add_header X-XSS-Protection "1; mode=block";
  add_header Content-Security-Policy "default-src 'none'; img-src 'self'; object-src 'none'; script-src 'self'; style-src 'self'; font-src 'self'";
  add_header Feature-Policy "vibrate none;midi none;microphone none;camera none;payment none;";
  add_header Referrer-Policy "no-referrer";
# Increase max-age when everything is working:
  add_header Strict-Transport-Security "max-age=60" always;

  ssl_session_timeout 5m;
  ssl_session_cache shared:MozSSL:10m;  # about 40000 sessions
  ssl_session_tickets off;

  ssl_certificate /etc/letsencrypt/elm.oldfolio.org_ecc/fullchain.cer;
  ssl_certificate_key /etc/letsencrypt/elm.oldfolio.org_ecc/elm.oldfolio.org.key;

  ssl_protocols TLSv1.2 TLSv1.3;
  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:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256';
  ssl_prefer_server_ciphers on;
  ssl_dhparam /etc/ssl/dhparams.pem;

  ssl_stapling on;
  ssl_stapling_verify on;
  ssl_trusted_certificate /etc/letsencrypt/elm.oldfolio.org_ecc/ca.cer;
}