feat(order): 添加共富区订单来源标识

- 为商户ID 3447添加特殊订单处理逻辑
- 设置共富区订单的佣金为空值
- 标记订单来源为共富区
- 保持原有复购区和商贸区处理逻辑不变

app/common/repositories/merchant/order/OrderGzcRepository.php

@@ -96,6 +96,9 @@ class OrderGzcRepository extends BaseRepository
                                             } else if ($orderData['mer_id'] == 491) {
                                                 $orderData['commission'] = '';
                                                 $orderData['source'] = '复购区';
+                                            } else if ($orderData['mer_id'] == 3447) {
+                                                $orderData['commission'] = '';
+                                                $orderData['source'] = '共富区';
                                             } else {
                                                 $orderData['source'] = '商贸区';
                                             }