added access variable to exams soo we can distinguish private, public and confidential exams and also bugfixes and improvements

src/components/ExamEditor/SettingsEditor/speaking/index.tsx

@@ -30,7 +30,7 @@ const SpeakingSettings: React.FC = () => {
     } = usePersistentExamStore();
 
     const { title, currentModule } = useExamEditorStore();
-    const { focusedSection, difficulty, sections, minTimer, isPrivate } = useExamEditorStore((store) => store.modules[currentModule])
+    const { focusedSection, difficulty, sections, minTimer, access } = useExamEditorStore((store) => store.modules[currentModule])
 
     const section = sections.find((section) => section.sectionId == focusedSection)?.state;
 
@@ -185,7 +185,7 @@ const SpeakingSettings: React.FC = () => {
             variant: undefined,
             difficulty,
             instructorGender: "varied",
-            private: isPrivate,
+            access,
           };
       
           const result = await axios.post('/api/exam/speaking', exam);
@@ -238,7 +238,7 @@ const SpeakingSettings: React.FC = () => {
             isDiagnostic: false,
             variant: undefined,
             difficulty,
-            private: isPrivate,
+            access,
         } as SpeakingExam);
         setExerciseIndex(0);
         setQuestionIndex(0);