Add MarketRiskModel/Config imports for CI

Author: sensor-aae

app/app.py

@@ -31,10 +31,14 @@
 )
 from risk_engine.credit import compute_el_table, summarize_el
 from risk_engine.scenarios import scenario_equities_shock, scenario_rates_bp, scenario_corr_bump_mc
+from risklib.market.market_risk_model import MarketRiskModel, MarketRiskConfig
 from risklib.market.backtest import backtest_var_historical
 
 
 
+
+
+
 @st.cache_data(show_spinner=False)
 def _cov_and_mu(returns: pd.DataFrame, horizon: int):
     mu = returns.mean().values * horizon