Update app.py

app.py

@@ -999,4 +999,27 @@ def update_columns(additional_columns):
 
     
 if __name__ == '__main__':
-    app.run_server(host='0.0.0.0', port=8050)
+    app.run_server(host='0.0.0.0', port=8050)
+    app.clientside_callback(
+        """
+        function(n_clicks) {
+            if (!window.gridApi) return;
+            
+            const pinnedRows = window.gridApi.getGridOption('pinnedTopRowData') || [];
+            
+            if (pinnedRows.length > 0) {
+                const pinnedIds = new Set(pinnedRows.map(row => row.Model_Display));
+                const currentRows = [];
+                window.gridApi.forEachNode(node => {
+                    if (!pinnedIds.has(node.data.Model_Display)) {
+                        currentRows.push(node.data);
+                    }
+                });
+                window.gridApi.setGridOption('rowData', currentRows);
+            }
+            return window.dash_clientside.no_update;
+        }
+        """,
+        Output('leaderboard-grid', 'rowData'),
+        Input('model-type-filter', 'value')
+    )