fix favoriting

src/state/create-backgrounds.ts

@@ -82,10 +82,10 @@ export function createBackgrounds(appSettings: Settings): BackgroundsState {
     }
 
     setFavroiteBackgrounds((prev) => {
-      if (prev.find((background) => background.id === currentRandomBackground()!.id)) {
+      if (prev.find((background) => background.id === currentBackground()!.id)) {
         return prev;
       }
-      return [...prev, currentRandomBackground()!];
+      return [...prev, currentBackground()!];
     });
   };