Adds `debug snapshot --id <int>` to query a running instance's current
attribute values and alarm states without the subscribe/stream overhead
of the debug view. Routes through ManagementActor → CommunicationService
→ site DeploymentManager → InstanceActor using the existing remote query
pattern.
Define REQ-COM-5b with full folder hierarchy, namespace rules, and naming
conventions for types, interfaces, entities, and message contracts. Organizes
by category (Types, Interfaces, Entities, Messages) and domain area within
each category.
All timestamps must use UTC for storage, transmission, and processing.
Local time conversion is a Central UI display concern only. Documented
in Commons (REQ-COM-1) and HighLevelReqs (Section 13.1).