修改订单号规则，增加支付统计列表用户信息展示

video-gen-api/app/api/v1/admin.py

@@ -543,12 +543,13 @@ async def get_payment_stats(
     recent_filters.append(PaymentOrder.created_at < query_end)
 
     recent_result = await db.execute(
-        select(PaymentOrder)
+        select(PaymentOrder, User)
+        .join(User, PaymentOrder.user_id == User.id)
         .where(*recent_filters)
         .order_by(PaymentOrder.created_at.desc())
         .limit(50)
     )
-    recent = recent_result.scalars().all()
+    recent_data = recent_result.all()
 
     return {
         "by_status": by_status,
@@ -565,6 +566,7 @@ async def get_payment_stats(
                 "id": o.id,
                 "order_no": o.order_no,
                 "user_id": o.user_id,
+                "username": u.username,
                 "amount": round(o.amount, 2),
                 "credits": round(o.credits, 2),
                 "payment_method": o.payment_method,
@@ -573,7 +575,7 @@ async def get_payment_stats(
                 "paid_at": _iso(o.paid_at),
                 "created_at": _iso(o.created_at),
             }
-            for o in recent
+            for o, u in recent_data
         ],
     }