- Reduce prompt from 392 to 125 lines
- Add APPROVAL BIAS: approve by default, reject only for blockers
- Limit max 3 issues per rejection to prevent overwhelming feedback
- Remove 'ruthlessly critical' tone, add 'practical reviewer' approach
- Add explicit anti-patterns section for what NOT to reject
- Define 'good enough' criteria (80% clear = pass)
- Update tests to match simplified prompt structure