Resolved Twilio credentials (account SID + auth token or API key pair).
The twilio module loader (defaults to the lazy dynamic import).
Creates an outbound call; resolves the created Call SID.
Updates an existing call (end / transfer / send-DTMF) by SID.
A real ITwilioRestLike over the
twilioSDK's Programmable Voice REST API.CreateCall→client.calls.create({ to, from, twiml, statusCallback }), resolving the new Call SID.UpdateCall→client.calls(sid).update({ status, twiml })for hangup / transfer / DTMF.The constructed client is built once on first use and reused for the life of the instance.