fix: 设备组详情补充 auth_type/device_type 字段，统一用户名显示

- FamilyMemberItem 新增 auth_type、device_type 字段
- FamilySummary 新增 owner_auth_type 字段
- findUserIdentifiers 返回 identifierInfo（含 auth_type）
- 新增 parseDeviceType() 从 UserAgent 解析设备类型

Co-Authored-By: claude-flow <ruv@ruv.net>

internal/logic/admin/user/getFamilyDetailLogic.go

@@ -63,18 +63,22 @@ func (l *GetFamilyDetailLogic) GetFamilyDetail(req *types.GetFamilyDetailRequest
 		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "query family member identifiers failed")
 	}
 
-	// 查出所有成员的设备，构建 userId → deviceNo 映射
+	// 查出所有成员的设备，构建 userId → deviceNo 映射 + deviceType 映射
 	deviceNoMap := make(map[int64]string)
+	deviceTypeMap := make(map[int64]string)
 	devices, _, _ := l.svcCtx.UserModel.QueryDeviceListByUserIds(l.ctx, userIDs)
 	for _, d := range devices {
 		if _, exists := deviceNoMap[d.UserId]; !exists {
 			deviceNoMap[d.UserId] = tool.DeviceIdToHash(d.Id)
+			deviceTypeMap[d.UserId] = parseDeviceType(d.UserAgent)
 		}
 	}
 
 	memberItems := make([]types.FamilyMemberItem, 0, len(members))
 	for _, member := range members {
-		identifier := identifierMap[member.UserId]
+		info := identifierMap[member.UserId]
+		identifier := info.Identifier
+		authType := info.AuthType
 		if identifier == "" {
 			identifier = strconv.FormatInt(member.UserId, 10)
 		}
@@ -82,7 +86,9 @@ func (l *GetFamilyDetailLogic) GetFamilyDetail(req *types.GetFamilyDetailRequest
 		memberItem := types.FamilyMemberItem{
 			UserId:     member.UserId,
 			Identifier: identifier,
-			DeviceNo	:   deviceNoMap[member.UserId],
+			AuthType:   authType,
+			DeviceNo:   deviceNoMap[member.UserId],
+			DeviceType: deviceTypeMap[member.UserId],
 			Role:       member.Role,
 			RoleName:   mapFamilyRoleName(member.Role),
 			Status:     member.Status,
@@ -96,7 +102,9 @@ func (l *GetFamilyDetailLogic) GetFamilyDetail(req *types.GetFamilyDetailRequest
 		memberItems = append(memberItems, memberItem)
 	}
 
-	ownerIdentifier := identifierMap[family.OwnerUserId]
+	ownerInfo := identifierMap[family.OwnerUserId]
+	ownerIdentifier := ownerInfo.Identifier
+	ownerAuthType := ownerInfo.AuthType
 	if ownerIdentifier == "" {
 		ownerIdentifier = strconv.FormatInt(family.OwnerUserId, 10)
 	}
@@ -106,6 +114,7 @@ func (l *GetFamilyDetailLogic) GetFamilyDetail(req *types.GetFamilyDetailRequest
 			FamilyId:          family.Id,
 			OwnerUserId:       family.OwnerUserId,
 			OwnerIdentifier:   ownerIdentifier,
+			OwnerAuthType:     ownerAuthType,
 			Status:            mapFamilyStatus(family.Status),
 			ActiveMemberCount: activeMemberCount,
 			MaxMembers:        family.MaxMembers,