feat: 总会员(包含式)模型、迁移、抢单校验与后台配置

- Huiyuan.is_bundle + club_huiyuan_bundle_include 表
- 购买/到期逻辑不变，抢单时总会员覆盖子会员类型
- dshyhq/clumber 返回 is_bundle 与 included_huiyuan_ids

Co-authored-by: Cursor <cursoragent@cursor.com>

users/views/user_info.py

@@ -349,11 +349,8 @@ class DashouXinxiAPIView(APIView):
                     if record.jiance_shifou_daoqi():
                         continue
                     if record.huiyuan_zhuangtai == 1:
-                        huiyuan_list.append({
-                            'huiyuanid': record.huiyuan_id,
-                            'huiyuanming': record.jieshao or f"会员{record.huiyuan_id}",
-                            'daoqi': record.daoqi_time
-                        })
+                        from jituan.services.huiyuan_bundle import enrich_clumber_item
+                        huiyuan_list.append(enrich_clumber_item(record))
             except Exception as e:
                 # 会员信息查询失败不影响主要功能，返回空列表
                 huiyuan_list = []