show error when question count is 0

lib/components/QuizAnswerer.tsx

@@ -71,6 +71,12 @@ export default function QuizAnswerer({ quizSettings, quizId, preview = false, ch
     quizSettings ??= data;
     if (!quizSettings) throw new Error("Quiz data is null");
 
+    if (quizSettings.questions.length === 0) return (
+        <ThemeProvider theme={lightTheme}>
+            <ApologyPage error={new Error("No questions found")} />
+        </ThemeProvider>
+    );
+
     return (
         <QuizViewContext.Provider value={quizViewStore}>
             <RootContainerWidthContext.Provider value={rootContainerWidth}>

lib/components/ViewPublicationPage/ApologyPage.tsx

@@ -9,6 +9,7 @@ export const ApologyPage = ({ error }: Props) => {
     if (error.response?.data === "quiz is inactive") message = "Квиз не активирован";
     if (error.message === "No questions found") message = "Нет созданных вопросов";
     if (error.message === "Quiz already completed") message = "Вы уже прошли этот опрос";
+    if (error.message === "No questions found") message = "Вопросы отсутствуют";
 
     return (
         <Box