Upgrade Analysis Skill Core analysis patterns and algorithms powering the upgrade intelligence system. Used by both the quick-mode analyst and the full council of specialists. Analysis Architecture Signal Detection Checklist Run these checks in order. For quick mode, stop at 6+ signals. For council mode, each specialist runs their domain-specific subset. Phase 1: Project Health (Config Files) Signals per check: - Missing or script → DX upgrade (impact: 7) - or missing → Architecture upgrade (impact: 6) - No linter → DX upgrade (impact: 7) - No formatter → DX upgrade (impact: 5) - No pre-commi…