Function mutationHandler

packages/shared/src/hooks/usePostFeedback.ts:50–60

(postItem: Post)

      });

      const mutationHandler = (postItem: Post) => {
        return {
          userState: {
            ...postItem.userState,
            flags: {
              ...postItem.userState?.flags,
              feedbackDismiss: true,
            },
          },
        };
      };

      if (feedQueryKey) {
        const postIndex = items.findIndex(