Quality Gates
1. Quality Thresholds
| Result |
Score |
Action |
| Pass |
>= 80% |
Proceed to next phase |
| Review |
60-79% |
Revise flagged items, re-evaluate |
| Fail |
< 60% |
Return to producer for rework |
2. Scoring Dimensions
| Dimension |
Weight |
Criteria |
| Completeness |
25% |
All required sections present with substantive content |
| Consistency |
25% |
Terminology, formatting, cross-references are uniform |
| Traceability |
25% |
Clear chain: Goals -> Requirements -> Architecture -> Stories |
| Depth |
25% |
ACs are testable, ADRs justified, stories estimable |
Score = weighted average of all dimensions (0-100 per dimension).
3. Per-Phase Quality Gates
Phase 2: Product Brief
| Check |
Pass Criteria |
| Vision statement |
Clear, one-paragraph, measurable outcome |
| Problem definition |
Specific pain points with evidence |
| Target users |
Defined personas or segments |
| Success goals |
Quantifiable metrics (KPIs) |
| Success metrics |
Measurement method specified |
Phase 3: Requirements PRD
| Check |
Pass Criteria |
| Functional requirements |
Each has unique ID (FR-NNN) |
| Acceptance criteria |
Testable given/when/then format |
| Prioritization |
MoSCoW applied to all requirements |
| User stories |
Format: As a [role], I want [goal], so that [benefit] |
| Non-functional reqs |
Performance, security, scalability addressed |
Phase 4: Architecture
| Check |
Pass Criteria |
| Component diagram |
All major components identified with boundaries |
| Tech stack |
Each choice justified against alternatives |
| ADRs |
At least 1 ADR per major decision, with status |
| Data model |
Entities, relationships, key fields defined |
| Integration points |
APIs, protocols, data formats specified |
Phase 5: Epics & Stories
| Check |
Pass Criteria |
| Epic count |
2-8 epics (too few = too broad, too many = too granular) |
| MVP subset |
Clearly marked MVP epics/stories |
| Stories per epic |
3-12 stories each |
| Story format |
Title, description, ACs, estimate present |
Phase 6: Readiness Gate
| Check |
Pass Criteria |
| All docs exist |
Brief, PRD, Architecture, Epics all present |
| Cross-refs valid |
All document references resolve correctly |
| Overall score |
>= 60% across all dimensions |
| No P0 issues |
Zero Error-class issues outstanding |
4. Cross-Document Validation
| Source |
Target |
Validation |
| Brief goals |
PRD requirements |
Every goal has >= 1 requirement |
| PRD requirements |
Architecture components |
Every requirement maps to a component |
| PRD requirements |
Epic stories |
Every requirement covered by >= 1 story |
| Architecture components |
Epic stories |
Every component has implementation stories |
| Brief success metrics |
Epic ACs |
Metrics traceable to acceptance criteria |
5. Code Review Dimensions
For REVIEW-* tasks during implementation phases.
Quality
| Check |
Severity |
| Empty catch blocks |
Error |
as any type casts |
Warning |
@ts-ignore / @ts-expect-error |
Warning |
console.log in production code |
Warning |
| Unused imports/variables |
Info |
Security
| Check |
Severity |
| Hardcoded secrets/credentials |
Error |
| SQL injection vectors |
Error |
eval() or Function() usage |
Error |
innerHTML assignment |
Warning |
| Missing input validation |
Warning |
Architecture
| Check |
Severity |
| Circular dependencies |
Error |
| Deep cross-boundary imports (3+ levels) |
Warning |
| Files > 500 lines |
Warning |
| Functions > 50 lines |
Info |
Requirements Coverage
| Check |
Severity |
| Core functionality implemented |
Error if missing |
| Acceptance criteria covered |
Error if missing |
| Edge cases handled |
Warning |
| Error states handled |
Warning |
6. Issue Classification
| Class |
Label |
Action |
| Error |
Must fix |
Blocks progression, must resolve before proceeding |
| Warning |
Should fix |
Should resolve, can proceed with justification |
| Info |
Nice to have |
Optional improvement, log for future |