0.11.0: 旗舰版功能补齐(License/登录记录/会话管理/角色管理/门户定时任务/模型配额/输出脱敏/供应链扫描/记忆管理/AI助手/真实概览)

- 新增迁移 000031-000034(登录日志/角色/模型配额/记忆)
- 新增包: license/memory/modelquota/assistant,扫描引擎
- 全部功能后端+前端+端到端验证通过(25 包单测)

internal/gateway/usage.go

@@ -22,10 +22,19 @@ const maxUsageDocumentBytes = 2 << 20
 type usageSession struct {
 	controller  TokenQuotaController
 	reservation TokenReservation
-	fallback    int64
-	onFinish    func(TokenUsage)
-	once        sync.Once
-	log         *slog.Logger
+	// modelController/modelReservation 是模型级配额(可选,企业模型总配额)。
+	modelController  ModelQuotaController
+	modelReservation any
+	fallback         int64
+	onFinish         func(TokenUsage)
+	once             sync.Once
+	log              *slog.Logger
+}
+
+// ModelQuotaController 抽象模型级配额控制器,避免 gateway 依赖 modelquota 包。
+type ModelQuotaController interface {
+	Reserve(ctx context.Context, providerCode, model string, estimate int64, now time.Time) (any, error)
+	Commit(ctx context.Context, reservation any, actual int64) error
 }
 
 type TokenUsage struct {
@@ -64,6 +73,13 @@ func (s *usageSession) finish(usage TokenUsage) {
 			}
 			cancel()
 		}
+		if s.modelController != nil && s.modelReservation != nil {
+			ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
+			if err := s.modelController.Commit(ctx, s.modelReservation, usage.Total); err != nil && s.log != nil {
+				s.log.Warn("model quota commit failed", "error", err)
+			}
+			cancel()
+		}
 		if s.onFinish != nil {
 			s.onFinish(usage)
 		}