update demo

Author: jogibear9988

package-lock.json

@@ -23,25 +23,25 @@
     "@web/dev-server": "^0.4.6"
   },
   "dependencies": {
-    "@adobe/css-tools": "4.4.1",
+    "@adobe/css-tools": "4.4.2",
     "@doubletrade/lit-datepicker": "^1.0.0",
-    "@node-projects/base-custom-webcomponent": "0.28.2",
+    "@node-projects/base-custom-webcomponent": "0.30.0",
     "@node-projects/lean-he-esm": "^3.3.0",
     "@node-projects/node-html-parser-esm": "^6.2.0",
-    "@node-projects/web-component-designer": "^0.1.247",
+    "@node-projects/web-component-designer": "^0.1.255",
     "@node-projects/web-component-designer-codeview-monaco": "^0.1.33",
     "@node-projects/web-component-designer-htmlparserservice-nodehtmlparser": "^0.1.11",
     "@node-projects/web-component-designer-stylesheetservice-css-tools": "^0.1.10",
-    "@node-projects/web-component-designer-widgets-wunderbaum": "^0.1.32",
+    "@node-projects/web-component-designer-widgets-wunderbaum": "^0.1.33",
     "codemirror": "^6.0.1",
-    "dock-spawn-ts": "^3.2.1",
-    "es-module-shims": "^2.0.9",
+    "dock-spawn-ts": "^3.4.0",
+    "es-module-shims": "^2.0.10",
     "esprima-next": "^6.0.3",
-    "lit": "^3.2.1",
-    "mdn-data": "^2.15.0",
+    "lit": "^3.3.0",
+    "mdn-data": "^2.21.0",
     "mobile-drag-drop": "^3.0.0-rc.0",
     "monaco-editor": "^0.50.0",
-    "typescript": "^5.7.3",
-    "wunderbaum": "^0.12.0"
+    "typescript": "^5.8.3",
+    "wunderbaum": "^0.13.0"
   }
 }

package.json

@@ -255,7 +255,7 @@ export class AppShell extends BaseCustomWebComponentConstructorAppend {
     new CommandHandling(this._dockManager, this, serviceContainer);
 
     this._dockManager.addLayoutListener({
-      onActiveDocumentChange: (manager, panel) => {
+      onActiveDocumentChange: async (manager, panel) => {
         if (panel) {
           let element = this._dock.getElementInSlot((<HTMLSlotElement><any>panel.elementContent));
           if (element && element instanceof DocumentContainer) {