For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.

$
curl -X POST https://whatsapp-backend-knd2.onrender.com/v1/keys \
>
  -H "Content-Type: application/json" \
>
  -d '{"email": "you@company.com"}'