causal lab

frontend/src/App.tsx

@@ -30,6 +30,7 @@ import MarketEvents from './pages/MarketEvents'
 import AIDesks from './pages/AIDesks'
 import MacroSeriesPage from './pages/MacroSeriesPage'
 import EuroSimulator from './pages/EuroSimulator'
+import CausalLab from './pages/CausalLab'
 import { Navigate } from 'react-router-dom'
 import { useCycleWatcher } from './hooks/useApi'
 
@@ -80,6 +81,7 @@ export default function App() {
             <Route path="/cycle-actions" element={<CycleActions />} />
             <Route path="/ai-desks" element={<AIDesks />} />
             <Route path="/simulator" element={<EuroSimulator />} />
+            <Route path="/causal-lab" element={<CausalLab />} />
           </Routes>
         </main>
       </div>

frontend/src/components/layout/Sidebar.tsx

@@ -26,6 +26,7 @@ const nav = [
   { to: '/backtest', icon: History, label: 'Backtest' },
   { to: '/calendar', icon: Calendar, label: 'Calendar' },
   { to: '/simulator', icon: Sliders, label: 'EUR/USD Simulator' },
+  { to: '/causal-lab', icon: FlaskConical, label: 'Lab Causal' },
   { to: '/macro-series', icon: TrendingUp, label: 'Macro Series' },
   { to: '/institutional', icon: Building2, label: 'Inst. Reports' },
   { to: '/specialist-desks', icon: Users, label: 'Specialist Desks' },