强制阅读时长校验

src/features/examwork/ExamManagement/ExamEdit.vue

@@ -552,8 +552,8 @@
           <el-row>
             <el-form-item label="须知强制阅读时长">
               <el-input-number
-                :min="0"
-                :max="24 * 60 * 60"
+                :min="1"
+                :max="24 * 60"
                 step-strictly
                 :controls="false"
                 v-model.trim="form.preNoticeStaySeconds"