feat(runtime): 即梦本机运行时 - 接入安全生成闭环与桌面本机渠道

Refs #225

Co-authored-by: zkhyww <127009345+zkhyww@users.noreply.github.com>

backend/internal/service/feature_availability.go

@@ -27,9 +27,10 @@ type FeatureAvailability struct {
 
 type PublicFeatureAvailability struct {
 	FeatureAvailability
-	Configured bool      `json:"configured"`
-	UpdatedBy  string    `json:"updatedBy,omitempty"`
-	UpdatedAt  time.Time `json:"updatedAt,omitempty"`
+	DesktopLocalChannelsEnabled bool      `json:"desktopLocalChannelsEnabled"`
+	Configured                  bool      `json:"configured"`
+	UpdatedBy                   string    `json:"updatedBy,omitempty"`
+	UpdatedAt                   time.Time `json:"updatedAt,omitempty"`
 }
 
 func defaultFeatureAvailability() FeatureAvailability {
@@ -42,7 +43,7 @@ func (s *Service) FeatureAvailability() (*PublicFeatureAvailability, error) {
 	if err != nil {
 		return nil, err
 	}
-	return publicFeatureAvailability(setting, value), nil
+	return s.withRuntimeCapabilities(publicFeatureAvailability(setting, value)), nil
 }
 
 func (s *Service) AdminFeatureAvailability(actor *model.User) (*PublicFeatureAvailability, error) {
@@ -74,7 +75,7 @@ func (s *Service) UpdateFeatureAvailability(actor *model.User, value FeatureAvai
 	if err := s.appendAdminAudit(actor, "feature_availability.update", "system_setting", featureAvailabilitySettingKey, "更新功能开放配置", map[string]any{"before": before, "after": value}); err != nil {
 		return nil, err
 	}
-	return publicFeatureAvailability(&setting, value), nil
+	return s.withRuntimeCapabilities(publicFeatureAvailability(&setting, value)), nil
 }
 
 func (s *Service) FeatureEnabled(feature string) (bool, error) {
@@ -129,6 +130,13 @@ func (s *Service) readFeatureAvailability() (*model.SystemSetting, FeatureAvaila
 	return setting, value, nil
 }
 
+func (s *Service) withRuntimeCapabilities(result *PublicFeatureAvailability) *PublicFeatureAvailability {
+	if result != nil {
+		result.DesktopLocalChannelsEnabled = s.DesktopLocalChannelsEnabled()
+	}
+	return result
+}
+
 func publicFeatureAvailability(setting *model.SystemSetting, value FeatureAvailability) *PublicFeatureAvailability {
 	result := &PublicFeatureAvailability{FeatureAvailability: value, Configured: setting != nil}
 	if setting != nil {