- Test subscribe registers subscription
- Test valid request returns success with sha256_hash
- Test lock held returns locked status
- Test invalid JSON returns error
- Test Stop unsubscribes cleanly
- Test device not found returns failed status
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Poller publishes session end events via JetStream when SSH sessions
close (normal disconnect or idle timeout). Backend subscribes with a
durable consumer and writes ssh_session_end audit log entries with
duration.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>