{"ok":true,"what":"Send an email as a CGFB mailbox (cgfb-mailsend over HTTPS).","how":"POST JSON {from, to, subject, body, html, cc, bcc, reply_to, pipeline, for, dry_run, attachments} with Authorization: Bearer TOKEN","docs":"gcons-ai-interface: infra/apps-server/README.md, \"Sending as a CGFB mailbox\""}