certbot certonly --webroot --webroot-path /srv/certbot --no-eff-email \
    --key-type ecdsa --reuse-key --must-staple --preferred-chain "ISRG Root X1" \
    --deploy-hook "certbot-ocsp-fetcher -o /var/cache/certbot-ocsp-fetcher" \
    --cert-name matrix.grapheneos.org \
    -d matrix.grapheneos.org \
    -d element.grapheneos.org