Merge pull request #30788 from jboeijenga/fix/clear-custom-homepage-layout

fix(home): Prevent clearAll method from removing non-deletable widgets in custom homepage layout

.changeset/violet-comics-chew.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-home': patch
+---
+
+Fixed bug in CustomHomepageGrid where `clearAll` did not respect the `deletable` flag on widgets

plugins/home/src/components/CustomHomepage/CustomHomepageGrid.tsx

@@ -275,7 +275,7 @@ export const CustomHomepageGrid = (props: CustomHomepageGridProps) => {
   };
 
   const clearLayout = () => {
-    setWidgets([]);
+    setWidgets(widgets.filter(w => !w.deletable));
   };
 
   const changeEditMode = (mode: boolean) => {