PDF需求全面修复 - v1.15

## 后端
1. 数据概览改为从API获取真实用户/订单数
2. 提现API增加容错和withdrawals表自动创建

## 小程序
1. 设置页：去掉支付宝，微信号直接输入
2. 我的页面：优先显示微信号
3. 找伙伴-资源对接：新增三项填写（能帮到什么/需要什么/擅长什么）

## 部署配置
- 更新为小型宝塔 42.194.232.22

miniprogram/pages/settings/settings.wxml

@@ -38,33 +38,23 @@
           </view>
         </view>
         
-        <!-- 微信号 -->
-        <view class="bind-item" bindtap="bindWechat">
+        <!-- 微信号 - 简化输入 -->
+        <view class="bind-item">
           <view class="bind-left">
             <view class="bind-icon wechat-icon">💬</view>
             <view class="bind-info">
               <text class="bind-label">微信号</text>
-              <text class="bind-value">{{wechatId || '未绑定'}}</text>
+              <input 
+                class="bind-input" 
+                placeholder="输入微信号" 
+                value="{{wechatId}}" 
+                bindinput="onWechatInput"
+                bindblur="saveWechat"
+              />
             </view>
           </view>
           <view class="bind-right">
             <text class="bind-check" wx:if="{{wechatId}}">✓</text>
-            <text class="bind-btn" wx:else>去绑定</text>
-          </view>
-        </view>
-        
-        <!-- 支付宝 -->
-        <view class="bind-item" bindtap="bindAlipay">
-          <view class="bind-left">
-            <view class="bind-icon alipay-icon">💳</view>
-            <view class="bind-info">
-              <text class="bind-label">支付宝</text>
-              <text class="bind-value">{{alipayAccount || '未绑定'}}</text>
-            </view>
-          </view>
-          <view class="bind-right">
-            <text class="bind-check" wx:if="{{alipayAccount}}">✓</text>
-            <text class="bind-btn" wx:else>去绑定</text>
           </view>
         </view>
         
@@ -86,12 +76,12 @@
     </view>
     
     <!-- 自动提现设置 -->
-    <view class="bind-card auto-withdraw-card" wx:if="{{isLoggedIn && (wechatId || alipayAccount)}}">
+    <view class="bind-card auto-withdraw-card" wx:if="{{isLoggedIn && wechatId}}">
       <view class="card-header">
         <text class="card-icon">💰</text>
         <view class="card-title-wrap">
           <text class="card-title">自动提现</text>
-          <text class="card-desc">收益自动打款到您的账户</text>
+          <text class="card-desc">收益自动打款到微信零钱</text>
         </view>
       </view>
       
@@ -104,11 +94,11 @@
         <view class="withdraw-info" wx:if="{{autoWithdrawEnabled}}">
           <view class="info-item">
             <text class="info-label">提现方式</text>
-            <text class="info-value">{{alipayAccount ? '支付宝' : '微信零钱'}}</text>
+            <text class="info-value">微信零钱</text>
           </view>
           <view class="info-item">
             <text class="info-label">提现账户</text>
-            <text class="info-value">{{alipayAccount || wechatId}}</text>
+            <text class="info-value">{{wechatId}}</text>
           </view>
           <text class="withdraw-tip">收益将在每笔订单完成后自动打款</text>
         </view>
@@ -116,8 +106,8 @@
     </view>
     
     <!-- 提现提示 -->
-    <view class="tip-banner" wx:if="{{isLoggedIn && !wechatId && !alipayAccount}}">
-      <text class="tip-text">提示：绑定至少一个支付方式（微信或支付宝）才能使用提现功能</text>
+    <view class="tip-banner" wx:if="{{isLoggedIn && !wechatId}}">
+      <text class="tip-text">提示：绑定微信号才能使用提现功能</text>
     </view>
 
     <view class="logout-btn" wx:if="{{isLoggedIn}}" bindtap="handleLogout">退出登录</view>