added models and cob data

web/dashboard.py

@@ -4532,7 +4532,7 @@ class TradingDashboard:
             
                 if ws_df is not None:
                     logger.debug(f"[CHART] WebSocket data insufficient ({len(ws_df) if not ws_df.empty else 0} rows), falling back to data provider")
-                
+            
             # Try to get 1s data first for Williams analysis (reduced to 10 minutes for performance)
             try:
                 df_1s = self.data_provider.get_historical_data(symbol, '1s', limit=600, refresh=False)