feat(sms): 新增节点短信提醒（审核未通过/被租用需辅助/上架未成交）

backend/internal/modules/systemconfig/distribution.go

@@ -3,6 +3,8 @@ package systemconfig
 import (
 	"strconv"
 	"strings"
+
+	smsnode "hfb_sys/backend/internal/modules/sms"
 )
 
 // DistributionSettlementHoldDaysKey 是「新建分销站点默认结算冷却天数」的系统配置键。
@@ -29,6 +31,11 @@ func validateConfigValue(key, value string) error {
 	switch key {
 	case DistributionSettlementHoldDaysKey:
 		return validateDistributionSettlementHoldDays(value)
+	case smsnode.ConfigKey:
+		if _, err := smsnode.ParseConfigValue(value); err != nil {
+			return ErrInvalidConfig
+		}
+		return nil
 	default:
 		return nil
 	}

backend/internal/modules/systemconfig/repository.go

@@ -10,6 +10,7 @@ import (
 	"hfb_sys/backend/internal/auditlog"
 	"hfb_sys/backend/internal/model"
 	"hfb_sys/backend/internal/modules/rentergrowth"
+	smsnode "hfb_sys/backend/internal/modules/sms"
 
 	"gorm.io/gorm"
 	"gorm.io/gorm/clause"
@@ -41,6 +42,7 @@ var defaultConfigs = []defaultConfig{
 	{Key: orderAgreementsConfigKey, Value: defaultOrderAgreementsConfigValue(), Description: "下单前协议配置 JSON"},
 	{Key: postRentalNoticeConfigKey, Value: defaultPostRentalNoticeConfigValue(), Description: "租后须知配置 JSON"},
 	{Key: rentergrowth.ConfigKey, Value: rentergrowth.DefaultConfigValue(), Description: "租客成长等级规则（积分门槛、租金折扣、等级免押额度）"},
+	{Key: smsnode.ConfigKey, Value: smsnode.DefaultConfigValue(), Description: "节点短信模板配置（总开关、各业务节点模板 CODE）"},
 	{Key: "chat.default_support_admin_id", Value: "2", Description: "默认客服 ID（必须是启用状态的客服角色）"},
 	{Key: "chat.auto_welcome_message", Value: "欢迎加入订单群聊！如有任何问题，请随时沟通。", Description: "建群后自动发送的欢迎话术"},
 	{Key: "chat.listing_group_welcome", Value: "欢迎加入账号群！请号主扫描下方二维码加入企业微信群，方便客服与您及时联系。", Description: "发布群创建后自动发送的欢迎语"},
@@ -87,6 +89,7 @@ var adminVisibleConfigKeys = []string{
 	"order.return_overdue_grace_minutes",
 	"profile.post_rental_notice",
 	"renter.growth_level_rules",
+	"sms.business_templates",
 }
 
 func NewRepository(db *gorm.DB) *Repository {

backend/internal/modules/systemconfig/service_update.go

@@ -6,6 +6,7 @@ import (
 	"strings"
 
 	"hfb_sys/backend/internal/modules/rentergrowth"
+	smsnode "hfb_sys/backend/internal/modules/sms"
 )
 
 func (s *Service) Update(ctx context.Context, actorID uint64, key string, req UpdateRequest, meta AuditMeta) (*ConfigDTO, error) {
@@ -36,6 +37,17 @@ func (s *Service) Update(ctx context.Context, actorID uint64, key string, req Up
 		}
 		req.Value = value
 	}
+	if key == smsnode.ConfigKey {
+		cfg, err := smsnode.ParseConfigValue(req.Value)
+		if err != nil {
+			return nil, ErrInvalidConfig
+		}
+		value, err := smsnode.MarshalConfig(cfg)
+		if err != nil {
+			return nil, ErrInvalidConfig
+		}
+		req.Value = value
+	}
 	return s.repo.Update(ctx, actorID, key, req, meta)
 }