fix(studio): the preview sync after a painted-back undo has nothing left to redraw

Author: miguel-heygen

packages/studio/src/hooks/useEditHistoryActions.ts

@@ -106,10 +106,8 @@ export function useEditHistoryActions({
         return;
       }
       if (result.ok && result.label) {
-        const files =
-          serverSteppedShown && predictedShown
-            ? fromShown(result.files, predicted!.files)
-            : result.files;
+        const shown = predictedShown ? predicted!.files : result.files;
+        const files = serverSteppedShown && shown ? fromShown(result.files, shown) : result.files;
         const restore = { paths: result.paths, files };
         onAfterUndoRedo?.(restore);
         if (activeCompPath && result.paths?.includes(activeCompPath)) {