Apply account-PnL display pref to dashboard KPI and position tables.

Co-authored-by: Cursor <cursoragent@cursor.com>

manual_trading_hub/static/app.js

@@ -13,6 +13,8 @@
     return displayPref("show_account_pnl", true);
   }
 
+  window.hubShowAccountPnlPref = showAccountPnlPref;
+
   function showNavFundsPref() {
     return displayPref("show_nav_funds", true);
   }
@@ -5187,6 +5189,9 @@
         loadSettingsMetaLine();
       }
       if (lastMonitorRows.length) renderMonitorGrid(lastMonitorRows);
+      if (window.hubDashboardPage && window.hubDashboardPage.refresh) {
+        window.hubDashboardPage.refresh();
+      }
       if (!pageNavAllowed(currentPage())) {
         history.replaceState({}, "", "/monitor");
         setActiveNav();