Why: establish the authorized task workspace and its initial baseline.
Evidence: preserved precheck receipt in .task/feature-rdm-audit-export-entry.md; R0=99048dda1f48bccb3d5d798050d7beeea2907177.
Impact: task metadata only; the feature workspace starts at 99048dda1f.
Refs: .task/feature-rdm-audit-export-entry.md