Spec-Driven Development Rules

Golden Rule

Mandatory Workflow

1. Analyze requirement
2. Write or update spec (Markdown)
3. Generate code via Claude Code
4. Review output
5. Refine spec if needed
6. Regenerate

Required Spec Artifacts

• spec.md
• plan.md
• tasks.md
• checklist.md
• ADR (if architectural)

Forbidden Actions

• Manual code patches
• Guessing requirements
• Skipping specification step

Success Criteria

• Specs are the single source of truth
• Code exactly matches specs