feat(screens): implement bookmark and profile screens

app/exam/pretest/page.tsx

@@ -79,21 +79,8 @@ export default function PretestPage() {
       </BackgroundWrapper>
     );
   }
-  const { isHydrated, isInitialized, currentExam } = useExam();
-
-  useEffect(() => {
-    console.log(
-      "hydrated:",
-      isHydrated,
-      "initialized:",
-      isInitialized,
-      "exam:",
-      currentExam
-    );
-  }, [isHydrated, isInitialized, currentExam]);
 
   function handleStartExam() {
-    console.log(id);
     setCurrentExam(examData);
     startExam();
     router.push(`/exam/${id}?time=${metadata?.metadata.duration}`);