fix 摄像头状态管理

src/features/OnlineExam/StartExamModal.vue

@@ -217,15 +217,6 @@ function disagreeCommittment() {
 
 let passedAllChecks = false;
 async function enterExam() {
-  passedAllChecks = true;
-
-  // decode utf-8 base64 string
-  // const s = decryptB(
-  //   "eyJleGFtUmVjb3JkRGF0YUlkIjo4MDY2ODcyLCJjb3Vyc2VDb2RlIjpudWxsLCJjb3Vyc2VOYW1lIjoi57u85ZCI5Y23Iiwic3R1ZGVudENvZGUiOm51bGwsInN0dWRlbnROYW1lIjpudWxsLCJmYWNlVmVyaWZ5TWludXRlIjpudWxsfQ=="
-  // );
-  // console.log(s);
-  // return;
-
   let hstate = { examStudentId: course.examStudentId };
   if (course.examType === "ONLINE") {
     const timestamp = Date.now();
@@ -294,6 +285,7 @@ async function enterExam() {
       return;
     }
   }
+  passedAllChecks = true;
   await router.push({
     name: "OnlineExamOverview",
     params: { examId: course.examId },