Add per-account-type splitEnabled flag from the catalog

When the master marks an account type splitEnabled=false, big days trade
as one unsplit leg (the legacy one-and-done behavior); min-day bumps are
unaffected. Missing field — older master or pre-toggle cached catalog —
defaults to enabled.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

lib/reporter.ts

@@ -85,7 +85,8 @@ function collectFirmStats() {
                 const equityProfit = cash.amount - cfg.accountSize;
                 const plan = computeDayPlan(
                     acc.id, currentTradeDateCT(), cfg.profitTarget, cfg.consistency,
-                    dailyPnL, cfg.minDayPnL, cfg.minTradingDays, equityProfit, cash.realizedPnL
+                    dailyPnL, cfg.minDayPnL, cfg.minTradingDays, equityProfit, cash.realizedPnL,
+                    cfg.splitEnabled
                 );
                 const targetHit = !plan ? false :
                     ((plan.dayTarget === 0 && Math.abs(cash.realizedPnL) > 0 && (client.daysTraded[acc.id] ?? 0) <= cfg.minTradingDays) ||