feat: Initial clean release of CHM

packages/app-desktop/gui/ResizableLayout/utils/findItemByKey.ts

@@ -0,0 +1,19 @@
+import { LayoutItem } from './types';
+
+export default function findItemByKey(layout: LayoutItem, key: string): LayoutItem {
+	if (!layout) throw new Error('Layout cannot be null');
+
+	function recurseFind(item: LayoutItem): LayoutItem {
+		if (item.key === key) return item;
+
+		if (item.children) {
+			for (const child of item.children) {
+				const found = recurseFind(child);
+				if (found) return found;
+			}
+		}
+		return null;
+	}
+
+	return recurseFind(layout);
+}