feat: 题库复训和手动输入卡号密码

src/pages/learn/boundQuestions.vue

@@ -39,10 +39,9 @@
         >
           扫码自动绑定
         </u-button>
-        <!-- 暂时隐藏 -->
-        <!-- <view class="change-button" @click="$u.throttle(handleChange, 500)"
+        <view class="change-button" @click="$u.throttle(handleChange, 500)"
           >手动输入卡号、密码绑定</view
-        > -->
+        >
       </view>
       <view>
         <u-toast ref="uToast" />