Hide disabled exchanges from dashboard and fund overview.

Only aggregate and display exchanges with enabled monitoring in system settings.

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

manual_trading_hub/hub.py

@@ -728,7 +728,7 @@ async def _run_dashboard_aggregate() -> dict:
     try:
         return await asyncio.to_thread(
             build_dashboard_payload,
-            _all_exchanges_for_ai(),
+            enabled_exchanges(),
             trading_day=default_trading_day(),
         )
     except Exception as exc:
@@ -746,7 +746,7 @@ def api_dashboard_daily(trading_day: str = ""):
         return dashboard_store.snapshot_dict()
     try:
         payload = build_dashboard_payload(
-            _all_exchanges_for_ai(),
+            enabled_exchanges(),
             trading_day=day,
         )
     except Exception as exc:
@@ -2598,7 +2598,7 @@ def api_hub_fund_overview():
     settings = load_settings()
     snap = board_store.snapshot_dict()
     payload = build_fund_overview(
-        settings.get("exchanges") or [],
+        enabled_exchanges(settings),
         board_rows=snap.get("rows") or [],
         reset_hour=trading_day_reset_hour(),
         updated_at=snap.get("updated_at"),