Adds Kamatera (25+ global datacenters, REST API, hourly billing) as
a new cloud provider. Implements all 13 agent scripts with full
lifecycle: create, wait, destroy, SSH, upload.
Agent: team-lead
Co-authored-by: B <6723574+louisgv@users.noreply.github.com>
Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>