feat: cockpit

backend/routers/risk.py

@@ -1,3 +1,4 @@
+import math
 from fastapi import APIRouter, Query
 from services.database import (
     get_portfolio_exposure,
@@ -11,6 +12,17 @@ from services.database import (
 router = APIRouter(prefix="/api/risk", tags=["risk"])
 
 
+def _sanitize(obj):
+    """Replace NaN/Inf with None recursively for JSON compliance."""
+    if isinstance(obj, dict):
+        return {k: _sanitize(v) for k, v in obj.items()}
+    if isinstance(obj, list):
+        return [_sanitize(v) for v in obj]
+    if isinstance(obj, float) and (math.isnan(obj) or math.isinf(obj)):
+        return None
+    return obj
+
+
 @router.get("/exposure")
 def portfolio_exposure():
     """Exposure by asset class + risk factor for open positions."""
@@ -49,3 +61,10 @@ def kelly_sizing(
 def risk_dashboard():
     """Full portfolio risk snapshot: concentration, diversification, expected drawdown, recommendation."""
     return get_risk_dashboard()
+
+
+@router.get("/radar")
+def risk_radar():
+    """5-axis risk radar (Concentration/Volatility/Correlation/Exposure/Drawdown) for the real portfolio."""
+    from services.portfolio_risk import compute_real_portfolio_risk_radar
+    return _sanitize(compute_real_portfolio_risk_radar())