--- id: 50 title: Milestone Summary group: v1.28 Features --- **Command:** `/msd-milestone-summary [version]` **Purpose:** Generate comprehensive project summary from milestone artifacts for team onboarding. **Requirements:** - REQ-SUMMARY-01: System MUST aggregate phase plans, summaries, and verification results - REQ-SUMMARY-02: System MUST work for both current and archived milestones - REQ-SUMMARY-03: System MUST produce a single navigable document **Produces:** | Artifact | Description | |----------|-------------| | `MILESTONE-SUMMARY.md` | Comprehensive navigable summary of milestone artifacts | **Process:** 1. **Collect** — Aggregate phase plans, summaries, and verification results from the target milestone 2. **Synthesize** — Combine artifacts into a single navigable document with cross-references 3. **Output** — Write `MILESTONE-SUMMARY.md` suitable for team onboarding and stakeholder review