fix broken merge

web/layout_manager.py

@@ -16,7 +16,13 @@ class DashboardLayoutManager:
         self.dashboard = dashboard
     
     def create_main_layout(self):
-    
+        """Create the main dashboard layout"""
+        return html.Div([
+            self._create_header(),
+            self._create_main_content(),
+            self._create_interval_component()
+        ], className="container-fluid bg-dark text-light min-vh-100")
+
     def _create_prediction_tracking_section(self):
         """Create prediction tracking and model performance section"""
         return html.Div([
@@ -250,7 +256,12 @@ class DashboardLayoutManager:
         ], className="bg-dark p-2 mb-2")
     
     def _create_interval_component(self):
-        ])
+        """Create the interval component for auto-refresh"""
+        return dcc.Interval(
+            id='interval-component',
+            interval=2000,  # Update every 2 seconds
+            n_intervals=0
+        )
     
     def _create_main_content(self):
         """Create the main content area"""