chore(capacitor): refactor codebase for capacitor entry

app/exam/exam-screen/page.tsx

@@ -1,33 +1,22 @@
 "use client";
 
-import React, { useEffect, useCallback, useState } from "react";
-import { usePathname, useRouter, useSearchParams } from "next/navigation";
+import React, { useEffect, useState } from "react";
+import { useRouter, useSearchParams } from "next/navigation";
 import Header from "@/components/Header";
 import QuestionItem from "@/components/QuestionItem";
 import BackgroundWrapper from "@/components/BackgroundWrapper";
 import { useExamStore } from "@/stores/examStore";
 import { useTimerStore } from "@/stores/timerStore";
-import { useExamExitGuard } from "@/hooks/useExamExitGuard";
 
 export default function ExamPage() {
   const router = useRouter();
-  const pathname = usePathname();
   const searchParams = useSearchParams();
   const test_id = searchParams.get("test_id") || "";
   const type = searchParams.get("type") || "";
 
-  const {
-    setStatus,
-    test,
-    answers,
-    startExam,
-    setAnswer,
-    submitExam,
-    cancelExam,
-    status,
-  } = useExamStore();
+  const { setStatus, test, answers, startExam, setAnswer, submitExam } =
+    useExamStore();
   const { resetTimer, stopTimer } = useTimerStore();
-  const { showExitDialog } = useExamExitGuard(type);
 
   const [isSubmitting, setIsSubmitting] = useState(false);
 

app/exam/pretest/page.tsx

@@ -126,7 +126,7 @@ function PretestPageContent() {
     setStatus("in-progress");
 
     router.push(
-      `/exam/${id}?type=${type}&test_id=${metadata?.test_id}&attempt_id=${metadata?.attempt_id}`
+      `/exam/exam-screen?type=${type}&test_id=${metadata?.test_id}&attempt_id=${metadata?.attempt_id}`
     );
   }
   return (