feat: add advertisement

Author: LeeJim

miniprogram/pages/detail/index.wxml

@@ -42,6 +42,8 @@
     </t-tab-panel>
   </t-tabs>
 
+  <ad-custom unit-id="adunit-376059436c4aaff9" style="margin-top: 32rpx"></ad-custom>
+
   <t-toast id="t-toast" />
   <view class="popup popup--top popup--{{startTimeout ? 'active' : 'normal'}}">
     <t-count-down wx:if="{{timeout}}" content="default" time="{{timeout}}" size="large" theme="square" bind:change="handleCountdown" />