design-doc-generate

<output_format>
  | Decision | Choice | Rationale |
  |----------|--------|-----------|
  | ... | ... | ... |
</output_format>

<output_format>
  | Risk | Impact | Mitigation |
  |------|--------|------------|
  | ... | ... | ... |
</output_format>

    ## Summary
    {brief description}

    ## Key Decisions
    {decisions table}

    ## Technical Approach
    {component diagram, API contracts}

    ## Risks
    {risks table}

    ## Implementation Checklist
    {ordered steps}

    ---
    This is Checkpoint 1 of Validate mode.

    Approve design? [Y/n/edit]
  </output>
</checkpoint>

    Route to Builder for Checkpoint 2 (implementation plan)? [Y/n]
  </output>
</check>
<check if="response == edit">
  <ask>What changes are needed?</ask>
  <action>Incorporate feedback</action>
  <goto step="8"/>
</check>
<check if="response == n">
  <output>Design rejected. What concerns need to be addressed?</output>
  <action>Gather feedback, revise approach</action>
  <goto step="3"/>
</check>