properties:
                  data:
                    type: object
                    properties:
                      status:
                        type: string
                        example: green
                      timed_out:
                        type: boolean
                        example: false
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':

### When Fixing Bugs

1. Write failing test first
2. Understand root cause
3. Minimal changes
4. Verify no regressions

### When Refactoring

1. Preserve behavior
2. Keep tests green
3. Small incremental steps
4. Don't mix with new features

### Code Quality Checklist

- [ ] Java conventions followed
- [ ] JavaDoc for public APIs
- [ ] Tests pass (`mvn test`)