feat: 新增退款和网约车用户管理页面

添加了退款和网约车用户管理相关页面，包括页面配置、样式、逻辑处理等。同时更新了应用配置文件和私有配置文件以支持新页面。

pages/refund/refund.wxml

@@ -0,0 +1,55 @@
+<view class="contain">
+  <view class="content">
+    <view class="title">退款</view>
+    <form bindsubmit="onSubmitToGroup"> <!-- 查询前 -->
+        <input class="input" name="code" auto-focus placeholder="请填写用户手机号码"/>
+        <button class="button" form-type="submit" type="primary">查询用户订单</button>
+    </form>
+
+  <!-- 显示用户信息 .userInfo -->
+    <view class="userInfo" wx:if="{{showResult && userInfo}}">
+      <view class="info">
+        <view>手机号：<text>{{userInfo.mobile}}</text></view>
+        <view>用户ID：<text>{{userInfo.uid}}</text></view>
+        <view class="balance-info">
+          <view class="balance-item">
+            <view class="label">总余额</view>
+            <view class="value r">{{userInfo.money}}</view>
+          </view>
+          <view class="balance-item">
+            <view class="label">洗车金</view>
+            <view class="value g">{{userInfo.principal}}</view>
+          </view>
+          <view class="balance-item">
+            <view class="label">赠送金额</view>
+            <view class="value b">{{userInfo.givenamount}}</view>
+          </view>
+        </view>
+      </view>
+    </view>
+
+    <block wx:if="{{showResult && userInfo}}">
+      <form bindsubmit="onSubmitToGroup1" wx:if="{{userInfo.refundType === 'online'}}"> <!-- 查询后 线上退款 -->
+          <view class="info">
+             <view>本金：<text class="r">{{userInfo.recharge.money || ''}}</text></view>
+            <view>赠送：{{userInfo.recharge.bonusamount || ''}}</view>
+            <view class="mt">订单号：{{userInfo.recharge.orderid || ''}}</view>
+            <view>充值时间：<text class="r">{{userInfo.recharge.date || ''}}</text></view>
+            <view>网点：<text class="r">{{userInfo.recharge.agent || ''}}</text></view>
+          </view>
+          <button class="button" form-type="submit" type="primary">线上退款</button>
+      </form>
+
+      <form bindsubmit="onSubmitToGroup2" wx:if="{{userInfo.refundType === 'offline'}}"> <!-- 查询后 线下退款 -->
+          <view class="info">
+            <view>本金：<text class="r">{{userInfo.recharge.money || ''}}</text></view>
+            <view>赠送：{{userInfo.recharge.bonusamount || ''}}</view>
+            <view class="mt">订单号：{{userInfo.recharge.orderid || ''}}</view>
+            <view>充值时间：<text class="r">{{userInfo.recharge.date || ''}}</text></view>
+            <view>网点：<text class="r">{{userInfo.recharge.agent || ''}}</text></view>
+          </view>
+          <button class="button" form-type="submit" type="warn">线下退款</button>
+      </form>
+    </block>
+  </view>
+</view>