fix: 第1批 M9 套餐临期提醒按资产、扫码进入时触发

- 每日扫描不再给个人客户写临期通知，店铺通知不变
- H5 资产信息在当前资产剩余 0～15 天且当天首次进入时返回 expiry_reminder，并为该客户、该资产写一条临期通知（Redis 去重，失败不占键）
- 个人通知列表、未读数、全部已读中临期提醒只处理当前资产（按 ref_key）
- OpenSpec Change scope-expiry-reminder-to-current-asset：6/9，临期 fixture 端到端验证与每日扫描验证待测试部署后完成

internal/handler/app/client_asset.go

@@ -46,6 +46,17 @@ type ClientAssetHandler struct {
 	observationSeries          cardObservationApp.BestEffortSeriesDispatcher
 	paymentMethodPolicy        ClientPaymentMethodPolicy
 	forceRechargeChecker       ClientForceRechargeChecker
+	expiryReminder             ClientExpiryReminder
+}
+
+// ClientExpiryReminder 在 H5 进入资产时判定并发出套餐临期提醒。
+type ClientExpiryReminder interface {
+	Remind(ctx context.Context, customerID uint, candidate dto.ExpiringAssetItem) *dto.AssetExpiryReminder
+}
+
+// SetExpiryReminder 注入进入资产时的套餐临期提醒用例。
+func (h *ClientAssetHandler) SetExpiryReminder(reminder ClientExpiryReminder) {
+	h.expiryReminder = reminder
 }
 
 // ClientPaymentMethodPolicy 提供 C 端支付方式读取和校验能力。
@@ -279,6 +290,10 @@ func (h *ClientAssetHandler) GetAssetInfo(c *fiber.Ctx) error {
 		BoundDeviceName:           resolved.Asset.BoundDeviceName,
 	}
 
+	if h.expiryReminder != nil {
+		resp.ExpiryReminder = h.expiryReminder.Remind(c.UserContext(), resolved.CustomerID, expiringCandidateOf(resolved.Asset))
+	}
+
 	// 调用服务层获取设备实时 Gateway 数据（per D-11）
 	// Gateway 失败时 DeviceRealtime 仅含 gateway_msg，不阻断主流程（per D-06）
 	if resp.AssetType == "device" {
@@ -851,3 +866,24 @@ func mapDeviceGatewayInfoToClientInfo(g *dto.DeviceGatewayInfo) *dto.DeviceRealt
 	info.GatewayMsg = g.GatewayMsg
 	return info
 }
+
+// expiringCandidateOf 把资产解析结果转换为临期提醒候选；资产标识与通知中心过滤口径一致（卡 ICCID；设备虚拟号，空则 IMEI）。
+func expiringCandidateOf(asset *dto.AssetResolveResponse) dto.ExpiringAssetItem {
+	candidate := dto.ExpiringAssetItem{
+		AssetID: asset.AssetID, ShopID: asset.ShopID, PackageExpiryEstimate: asset.PackageExpiryEstimate,
+	}
+	if asset.CurrentPackageUsageID != nil {
+		candidate.PackageUsageID = *asset.CurrentPackageUsageID
+	}
+	if asset.AssetType == "device" {
+		candidate.AssetType = constants.AssetTypeDevice
+		candidate.Identifier = asset.VirtualNo
+		if candidate.Identifier == "" {
+			candidate.Identifier = asset.IMEI
+		}
+		return candidate
+	}
+	candidate.AssetType = constants.AssetTypeIotCard
+	candidate.Identifier = asset.ICCID
+	return candidate
+}

internal/handler/app/client_notification.go

@@ -36,7 +36,11 @@ func (h *ClientNotificationHandler) UnreadCount(c *fiber.Ctx) error {
 	if !ok || customerID == 0 {
 		return errors.New(errors.CodeUnauthorized)
 	}
-	result, err := h.query.PersonalUnreadCount(c.UserContext(), customerID)
+	assetKey, err := h.currentAssetKey(c)
+	if err != nil {
+		return err
+	}
+	result, err := h.query.PersonalUnreadCount(c.UserContext(), customerID, assetKey)
 	if err != nil {
 		return err
 	}
@@ -61,7 +65,11 @@ func (h *ClientNotificationHandler) List(c *fiber.Ctx) error {
 	if !ok || customerID == 0 {
 		return errors.New(errors.CodeUnauthorized)
 	}
-	result, err := h.query.PersonalList(c.UserContext(), customerID, request)
+	assetKey, err := h.currentAssetKey(c)
+	if err != nil {
+		return err
+	}
+	result, err := h.query.PersonalList(c.UserContext(), customerID, assetKey, request)
 	if err != nil {
 		return err
 	}
@@ -75,7 +83,11 @@ func (h *ClientNotificationHandler) MarkAllRead(c *fiber.Ctx) error {
 	if !ok || customerID == 0 {
 		return errors.New(errors.CodeUnauthorized)
 	}
-	result, err := h.readService.MarkAllPersonalRead(c.UserContext(), customerID)
+	assetKey, err := h.currentAssetKey(c)
+	if err != nil {
+		return err
+	}
+	result, err := h.readService.MarkAllPersonalRead(c.UserContext(), customerID, assetKey)
 	if err != nil {
 		return err
 	}
@@ -99,6 +111,15 @@ func (h *ClientNotificationHandler) MarkRead(c *fiber.Ctx) error {
 	return response.Success(c, dto.NotificationReadResponse{Success: true})
 }
 
+// currentAssetKey 读取令牌当前资产的通知引用标识，用于只展示当前资产的套餐临期提醒。
+func (h *ClientNotificationHandler) currentAssetKey(c *fiber.Ctx) (string, error) {
+	assetType, assetID, ok := middleware.GetCurrentAsset(c)
+	if !ok {
+		return "", nil
+	}
+	return h.query.CurrentAssetRefKey(c.UserContext(), assetType, assetID)
+}
+
 func logPersonalNotificationListValidationFailure(c *fiber.Ctx, request dto.PersonalNotificationListRequest, err error) {
 	logger.GetAppLogger().Warn("个人客户站内通知列表参数验证失败",
 		zap.String("method", c.Method()),