Добавлена возможность асинхронного создания снапшотов

А также обновлены зависимости

api.go

@@ -227,6 +227,56 @@ func (a *Agate) SaveSnapshot(ctx context.Context, name string, parentID string)
 	return snapshot.ID, nil
 }
 
+// SnapshotAsync creates a new snapshot asynchronously.
+// It returns the job ID (which is also the snapshot ID) immediately.
+// The actual snapshot creation happens in a background goroutine.
+// Use GetSnapshotStatus to check the progress.
+func (a *Agate) SnapshotAsync(ctx context.Context, name string, parentID string) (string, error) {
+	a.options.Logger.Printf("Starting async snapshot creation with name: %s", name)
+
+	// If parentID is not provided, use the current snapshot ID
+	if parentID == "" {
+		parentID = a.currentSnapshotID
+	}
+
+	return a.manager.CreateSnapshotAsync(ctx, a.options.BlobStore.GetActiveDir(), name, parentID,
+		func() {
+			// onStart: Lock mutex and close resources
+			a.mutex.Lock()
+			if a.options.CloseFunc != nil {
+				if err := a.options.CloseFunc(); err != nil {
+					a.options.Logger.Printf("ERROR: failed to close resources before async snapshot: %v", err)
+				}
+			}
+		},
+		func(id string, err error) {
+			// onFinish: Open resources, update state, and unlock mutex
+			defer a.mutex.Unlock()
+
+			if a.options.OpenFunc != nil {
+				if err := a.options.OpenFunc(a.options.BlobStore.GetActiveDir()); err != nil {
+					a.options.Logger.Printf("ERROR: failed to open resources after async snapshot: %v", err)
+				}
+			}
+
+			if err == nil {
+				a.currentSnapshotID = id
+				if err := a.saveCurrentSnapshotID(); err != nil {
+					a.options.Logger.Printf("ERROR: failed to save current snapshot ID: %v", err)
+				}
+				a.options.Logger.Printf("Async snapshot %s created successfully", id)
+			} else {
+				a.options.Logger.Printf("Async snapshot creation failed: %v", err)
+			}
+		},
+	)
+}
+
+// GetSnapshotStatus returns the status of an asynchronous snapshot creation job.
+func (a *Agate) GetSnapshotStatus(ctx context.Context, jobID string) (*store.SnapshotStatus, error) {
+	return a.manager.GetSnapshotStatus(ctx, jobID)
+}
+
 // RestoreSnapshot extracts a snapshot to the active directory.
 func (a *Agate) RestoreSnapshot(ctx context.Context, snapshotID string) error {
 	a.mutex.Lock()