fix: P&L Réalisé dashboard — source useClosedTrades au lieu de mtmTrades

get_trade_entry_prices filtre WHERE status='open', les trades fermés n'y
apparaissaient jamais. Réalisé branche maintenant sur useClosedTrades(90)
avec calcul EUR = capital * pnl_realized% / 100 et affichage avg %.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/src/pages/Dashboard.tsx

@@ -4,7 +4,7 @@ import {
   useGeoRiskScore, useAllQuotes,
   useCalendar, usePortfolioSummary, useLastScores, useAllPatterns, useMacroRegime,
   useTradeMtm, useRiskDashboard, useGeoNews,
-  useSimPortfolioRisk, useCycleStatus,
+  useSimPortfolioRisk, useCycleStatus, useClosedTrades,
 } from '../hooks/useApi'
 import { Clock, Globe, ShieldAlert, ArrowUpRight, Brain, Newspaper } from 'lucide-react'
 import { Link } from 'react-router-dom'
@@ -87,6 +87,7 @@ export default function Dashboard() {
   const { data: allPatternsData } = useAllPatterns()
   const { data: macroData } = useMacroRegime()
   const { data: tradeMtmData } = useTradeMtm(30)
+  const { data: closedTradesData } = useClosedTrades(90)
   const { data: riskDashboard } = useRiskDashboard()
   const { data: simRisk } = useSimPortfolioRisk()
   const { data: cycleStatusData } = useCycleStatus()
@@ -346,12 +347,9 @@ export default function Dashboard() {
 
         {/* PnL */}
         {(() => {
-          const trades: any[] = mtmTrades
+          // Unrealized — open trades only (get_trade_entry_prices excludes closed)
-          const openTrades   = trades.filter((t: any) => t.status !== 'closed')
+          const openTrades    = mtmTrades
-          const closedTrades = trades.filter((t: any) => t.status === 'closed')
+          const openWithPnl   = openTrades.filter((t: any) => t.pnl_pct != null)
-
-          // Unrealized — open positions
-          const openWithPnl  = openTrades.filter((t: any) => t.pnl_pct != null)
           const openCapital   = openTrades.reduce((s: number, t: any) => s + (t.capital_invested ?? t.entry_price ?? 0), 0)
           const openProfit    = openWithPnl.reduce((s: number, t: any) => s + ((t.capital_invested ?? t.entry_price ?? 0) * t.pnl_pct / 100), 0)
           const openPnlPct    = openCapital > 0 ? openProfit / openCapital * 100 : null
@@ -360,18 +358,23 @@ export default function Dashboard() {
           const targetHit     = openTrades.filter((t: any) => t.alert_type === 'target_reached').length
           const stopHit       = openTrades.filter((t: any) => t.alert_type === 'stop_loss').length
 
-          // Realized — closed positions (pnl_pct locked from close_price/pnl_realized by backend)
+          // Realized — from dedicated closed-trades endpoint (pnl_realized in %, capital for EUR)
-          const closedCapital   = closedTrades.reduce((s: number, t: any) => s + (t.capital_invested ?? t.entry_price ?? 0), 0)
+          const closedTrades   = (closedTradesData as any)?.trades ?? []
-          const closedProfit    = closedTrades.reduce((s: number, t: any) => {
+          const closedCapital  = closedTrades.reduce((s: number, t: any) => s + (t.capital_invested ?? t.entry_price ?? 0), 0)
+          const closedProfitEur = closedTrades.reduce((s: number, t: any) => {
             const cap = t.capital_invested ?? t.entry_price ?? 0
-            return s + (t.pnl_pct != null ? cap * t.pnl_pct / 100 : 0)
+            return s + (cap * (t.pnl_realized ?? 0) / 100)
           }, 0)
-          const closedWinners   = closedTrades.filter((t: any) => (t.pnl_pct ?? 0) > 0).length
+          const closedWithPnl  = closedTrades.filter((t: any) => t.pnl_realized != null)
-          const closedLosers    = closedTrades.filter((t: any) => (t.pnl_pct ?? 0) < 0).length
+          const avgClosedPct   = closedWithPnl.length > 0
+            ? closedWithPnl.reduce((s: number, t: any) => s + t.pnl_realized, 0) / closedWithPnl.length
+            : null
+          const closedWinners  = closedTrades.filter((t: any) => (t.pnl_realized ?? 0) > 0).length
+          const closedLosers   = closedTrades.filter((t: any) => (t.pnl_realized ?? 0) < 0).length
 
-          const isEstimated = trades.some((t: any) => t.capital_invested == null && t.entry_price != null)
+          const isEstimated = openTrades.some((t: any) => t.capital_invested == null && t.entry_price != null)
           const totalCapital = openCapital + closedCapital
-          const totalProfit  = openProfit + closedProfit
+          const totalProfit  = openProfit + closedProfitEur
 
           const pf = portfolio as any
           const pfPnlPct = pf?.unrealized_pnl_pct ?? null
@@ -438,14 +441,16 @@ export default function Dashboard() {
                   {pnlView === 'simulated' ? (
                     <>
                       <div className={clsx('text-xl font-bold font-mono leading-none',
-                        closedTrades.length === 0 ? 'text-slate-600'
+                        avgClosedPct === null ? 'text-slate-600'
-                        : closedProfit >= 0 ? 'text-emerald-400' : 'text-red-400')}>
+                        : avgClosedPct >= 0 ? 'text-emerald-400' : 'text-red-400')}>
-                        {closedTrades.length === 0 ? '—'
+                        {avgClosedPct !== null
-                          : `${closedProfit >= 0 ? '+' : ''}${closedProfit.toFixed(0)}€`}
+                          ? `${avgClosedPct >= 0 ? '+' : ''}${avgClosedPct.toFixed(2)}%`
+                          : closedTrades.length === 0 ? '—' : '+0.00%'}
                       </div>
-                      <div className="text-xs font-mono mt-0.5 text-slate-500">
+                      <div className={clsx('text-xs font-mono mt-0.5',
+                        closedProfitEur >= 0 ? 'text-emerald-500' : 'text-red-400')}>
                         {closedCapital > 0
-                          ? `${(closedProfit / closedCapital * 100).toFixed(1)}%`
+                          ? `${closedProfitEur >= 0 ? '+' : ''}${closedProfitEur.toFixed(0)}€`
                           : closedTrades.length > 0 ? 'sans capital' : ''}
                       </div>
                       <div className="text-[10px] text-slate-500 mt-1">