更新服务器信息为新的 IP 地址，调整相关文档和代码中的默认配置，确保部署和连接的一致性。同时，优化订单管理界面，增强商品信息的格式化逻辑，提升用户体验。

app/api/db/users/referrals/route.ts

@@ -2,7 +2,7 @@
  * 用户绑定关系API
  * 获取指定用户的所有绑定用户列表
  * 
- * 优先从referral_bindings表查询，同时兼容users表的referred_by字段
+ * 从 referral_bindings 表查询（已弃用 users.referred_by）
  */
 import { NextResponse } from 'next/server'
 import { query } from '@/lib/db'
@@ -59,25 +59,8 @@ export async function GET(request: Request) {
         referrals = bindingsReferrals
       }
     } catch (e) {
-      console.log('[Referrals] referral_bindings表查询失败，使用users表')
-    }
-    
-    // 2. 如果referral_bindings表没有数据，再从users表查询
-    if (referrals.length === 0 && code) {
-      referrals = await query(`
-        SELECT 
-          id, nickname, avatar, phone, open_id,
-          has_full_book, purchased_sections,
-          created_at, updated_at,
-          NULL as binding_status,
-          NULL as binding_date,
-          NULL as expiry_date,
-          NULL as days_remaining,
-          NULL as commission_amount
-        FROM users 
-        WHERE referred_by = ?
-        ORDER BY created_at DESC
-      `, [code]) as any[]
+      console.log('[Referrals] referral_bindings表查询失败:', e)
+      // 注意：已弃用 users.referred_by，只使用 referral_bindings
     }
     
     // 统计信息

app/api/db/users/route.ts

@@ -128,13 +128,13 @@ export async function POST(request: NextRequest) {
     const userId = generateUserId()
     const referralCode = generateReferralCode(openId || phone || userId)
 
-    // 创建用户
+    // 创建用户（注意：不再使用 referred_by 字段）
     await query(`
       INSERT INTO users (
         id, open_id, phone, nickname, password, wechat_id, avatar,
-        referral_code, referred_by, has_full_book, is_admin,
+        referral_code, has_full_book, is_admin,
         earnings, pending_earnings, referral_count
-      ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, FALSE, ?, 0, 0, 0)
+      ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, FALSE, ?, 0, 0, 0)
     `, [
       userId,
       openId || null,
@@ -144,7 +144,6 @@ export async function POST(request: NextRequest) {
       wechatId || null,
       avatar || null,
       referralCode,
-      referredBy || null,
       is_admin || false
     ])