# debug-inspection-checklist

Comprehensive checklist for Fagan inspection methodology.

## Phase 1: Planning Checklist

- [ ] Bug description clearly documented
- [ ] Inspection scope defined (code, tests, config, docs)
- [ ] Affected components identified
- [ ] Stakeholders notified
- [ ] Success criteria established
- [ ] Time allocated for inspection

## Phase 2: Overview Checklist

- [ ] Recent commits reviewed (last 20-50)
- [ ] Feature specifications reviewed
- [ ] Related documentation gathered
- [ ] Environment details captured
- [ ] Previous similar issues researched
- [ ] Impact scope assessed

## Phase 3: Preparation Checklist

### Code Analysis

- [ ] Static analysis performed
- [ ] Code complexity measured
- [ ] Anti-patterns identified
- [ ] Security vulnerabilities checked
- [ ] Performance bottlenecks assessed

### Test Analysis

- [ ] Test coverage reviewed
- [ ] Failed tests analyzed
- [ ] Missing test scenarios identified
- [ ] Test quality assessed
- [ ] Edge cases evaluated

### Configuration Analysis

- [ ] Environment settings reviewed
- [ ] Configuration drift checked
- [ ] Dependencies verified
- [ ] Version compatibility confirmed
- [ ] Resource limits checked

## Phase 4: Inspection Meeting Checklist

### Defect Categories Reviewed

- [ ] Logic defects (algorithms, control flow)
- [ ] Interface defects (API, parameters)
- [ ] Data defects (types, validation)
- [ ] Documentation defects (outdated, incorrect)
- [ ] Performance defects (inefficiencies)
- [ ] Security defects (vulnerabilities)

### Analysis Completed

- [ ] Root cause identified
- [ ] Evidence documented
- [ ] Impact severity assessed
- [ ] Defects categorized by priority
- [ ] Pattern analysis performed

## Phase 5: Rework Planning Checklist

- [ ] Fix proposals generated
- [ ] Trade-offs analyzed
- [ ] Test strategy designed
- [ ] Risk assessment completed
- [ ] Implementation timeline created
- [ ] Regression test plan defined
- [ ] Rollback plan prepared

## Phase 6: Follow-up Checklist

- [ ] Fix effectiveness validated
- [ ] All tests passing
- [ ] Documentation updated
- [ ] Lessons learned captured
- [ ] Debug report completed
- [ ] Prevention measures identified
- [ ] Knowledge shared with team

## Quality Gates

### Inspection Completeness

- [ ] All 6 phases executed
- [ ] All checklists completed
- [ ] Evidence trail documented
- [ ] Peer review conducted

### Fix Validation

- [ ] Fix addresses root cause
- [ ] No side effects introduced
- [ ] Performance acceptable
- [ ] Security maintained
- [ ] Tests comprehensive

### Documentation

- [ ] Debug report generated
- [ ] Code comments updated
- [ ] README updated if needed
- [ ] Runbook updated if needed
- [ ] Team wiki updated

## Sign-off

- [ ] Developer reviewed
- [ ] QA validated
- [ ] Team lead approved
- [ ] Stakeholders informed
