🐛(frontend) disable personal custom background while deleting

Prevent users selecting a personal custom background while deleting one.

CHANGELOG.md

@@ -14,6 +14,10 @@ and this project adheres to
 - ♿️(frontend) fix more tools heading hierarchy #1181
 - ♿️(fronted) improve button descriptions for More tools actions #1184
 
+### Fixed
+
+- 🐛(frontend) disable personal custom background while deleting
+
 ## [1.11.0] - 2026-03-19
 
 ### Added

src/frontend/src/features/rooms/livekit/components/effects/EffectsConfiguration.tsx

@@ -739,7 +739,10 @@ export const EffectsConfiguration = ({
                           aria-label={
                             uploadNotPossibleSnap.imageBackgroundConfig.label
                           }
-                          isDisabled={processorOptions.isDisabled}
+                          isDisabled={
+                            processorOptions.isDisabled ||
+                            createFileMutation.isPending
+                          }
                           onChange={() => {
                             toggleEffect(
                               uploadNotPossibleSnap.imageBackgroundConfig!