Consolidates 4 separate commands into one unified flow:
- /gsd:new-project now handles: questioning → research → requirements → roadmap
- Creates gsd-roadmapper agent for heavy lifting (goal-backward, coverage validation)
- Adds atomic commits after each stage for crash recovery
- Deprecates standalone research-project, define-requirements, create-roadmap
(kept for mid-project use)
Fixes from audit:
- Add requirements quality criteria (specific, user-centric, atomic, independent)
- Add milestone context to research prompts (greenfield vs subsequent)
- Add quality gates per research dimension
- Add template references for consistent output format
Removes deprecated gsd-researcher.md (replaced by project/phase researchers)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>