ADD file via upload

rollcall.wxml

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+<view class="container">
+  <view class="header">
+    <text class="title">课堂点名系统</text>
+  </view>
+  <view class="content">
+    <button class="btn" bindtap="randomRollCall">随机点名</button>
+    <view wx:if="{{selectedStudent}}">
+      <view class="student-info">
+        <text>当前点名学生: {{selectedStudent.name}} ({{selectedStudent.id}})</text>
+        <text>当前积分: {{selectedStudent.points}}</text>
+      </view>
+      <view class="score-input">
+        <button class="btn" bindtap="setQuestionRepeatedCorrectlyTrue">正确复述问题</button>
+        <button class="btn" bindtap="setQuestionRepeatedCorrectlyFalse">未正确复述问题</button>
+        <input type="number" placeholder="输入评分" bindinput="inputScore" />
+        <button class="btn" bindtap="updatePoints">更新积分</button>
+        <button class="btn" bindtap="studentAbsent">学生未到</button>
+      </view>
+    </view>
+    <view wx:if="{{students.length === 0}}">
+      <text>没有学生信息</text>
+    </view>
+  </view>
+</view>