--allow-apex allow an apex hostname (e.g. example.com); DANGEROUS — overrides root DNS
--api-account-id string pin the CF account id when the token is authorized on several
--api-token string Cloudflare API token (recommended); or set $BUTTONS_CF_API_TOKEN
-h, --help help for setup
--hostname string hostname for webhooks (e.g. webhooks.yourdomain.com)
--overwrite-dns replace any pre-existing Cloudflare DNS record at the hostname; DESTRUCTIVE
--tunnel string Cloudflare tunnel name (default "buttons")