- /signals: V5.1 ONLY, 5-layer scoring, no FR/Liq
- /signals-v52: V5.2 ONLY, 7-layer scoring with FR/Liq
- /paper: V5.1 ONLY, no strategy tabs/badges
- /paper-v52: V5.2 ONLY, with FR/Liq display
- Sidebar: V5.1 and V5.2 separate sections
- V5.2 weights: 40+18+5+12+15+5+5=100 (no more >100)
- Zero cross-contamination between V5.1 and V5.2
- Sidebar: 信号/模拟盘 section headers
- Three paper trade entries: 全部持仓, V5.1模拟盘, V5.2模拟盘 (NEW badge)
- Paper page reads strategy from URL query params
- Suspense boundary for useSearchParams