feat: autonomous trading engine — full implementation

- Database migration 018 with 13 tables for trading engine state
- Trading engine service (services/trading/) with 12 pure computation modules:
  position sizer, stop-loss manager, reserve pool, circuit breaker,
  risk tier controller, correlation matrix, tax lots, trading window,
  gradual entry, notifications, micro-trading, backtester
- Core TradingEngine with pre-trade evaluation pipeline and integration wiring
- FastAPI HTTP service with 14 endpoints (health, config, decisions, metrics, backtest)
- Performance tracker with Sharpe ratio, drawdown, profit factor computation
- 194 Python tests (165 property-based + 29 integration)
- Frontend: 13 TanStack Query hooks, 7 dashboard panels, tabbed Trading Engine page
- Helm chart entry, network policy, nginx proxy, ingress for trading-engine
- Shared infrastructure: enums, Redis keys, TradingConfig in AppConfig

frontend/src/routes.tsx

@@ -19,6 +19,7 @@ import { OrdersPage } from './pages/Orders';
 import { OrderDetailPage } from './pages/OrderDetail';
 import { PositionsPage } from './pages/Positions';
 import { TradingPage } from './pages/Trading';
+import { TradingEnginePage } from './pages/TradingEngine';
 import { OpsPipelinePage } from './pages/OpsPipeline';
 import { OpsIngestionPage } from './pages/OpsIngestion';
 import { OpsModelPage } from './pages/OpsModel';
@@ -109,6 +110,11 @@ const tradingRoute = createRoute({
   path: '/trading',
   component: TradingPage,
 });
+const tradingEngineRoute = createRoute({
+  getParentRoute: () => rootRoute,
+  path: '/trading/engine',
+  component: TradingEnginePage,
+});
 const opsPipelineRoute = createRoute({
   getParentRoute: () => rootRoute,
   path: '/ops/pipeline',
@@ -166,6 +172,7 @@ const routeTree = rootRoute.addChildren([
   orderDetailRoute,
   positionsRoute,
   tradingRoute,
+  tradingEngineRoute,
   opsPipelineRoute,
   opsIngestionRoute,
   opsModelRoute,