- Remove chunk-based plan review in favor of single whole-plan review
- Add Calibration sections to both reviewer prompts so only serious
issues block approval
- Reduce max review iterations from 5 to 3
- Streamline reviewer checklists (spec: 7→5, plan: 7→4 categories)
Add design-for-isolation and working-in-existing-codebases guidance to
brainstorming. Add file size awareness and escalation prompts to SDD
implementer and code quality reviewer. Writing-plans gets architecture
section sizing guidance. Spec and plan reviewers get architecture and
file size checks.