refine strategy variant lab

frontend/src/components/signals/BacktestPanel.tsx

@@ -571,7 +571,7 @@ export function BacktestPanel() {
                           <td className="num px-4 py-2.5 text-right text-gray-300">{row.cutoff.toFixed(0)}</td>
                           <td className="num px-4 py-2.5 text-right text-gray-300">{row.max_positions}</td>
                           <td className="num px-4 py-2.5 text-right text-gray-300">
-                            {row.risk_scale === 'spy_200' ? '0.5-1.0%' : `${row.risk_per_trade_pct.toFixed(1)}%`}
+                            {`${row.risk_per_trade_pct.toFixed(1)}%`}
                           </td>
                           <td className={`num px-4 py-2.5 text-right ${rColor(row.cagr_pct)}`}>{fmtSignedPct(row.cagr_pct)}</td>
                           <td className="num px-4 py-2.5 text-right text-amber-400">−{row.max_drawdown_pct.toFixed(1)}%</td>