Update 6 SQLite

cmd/brain/main.go

@@ -40,7 +40,8 @@ func main() {
 	ui := &webui.Server{Engine: eng, Graph: g, Broker: broker, APIKey: cfg.APIKey}
 	srv := &http.Server{Addr: cfg.ListenAddr, Handler: ui.Handler(), ReadHeaderTimeout: 10 * time.Second, ReadTimeout: 30 * time.Second, WriteTimeout: 10 * time.Minute, IdleTimeout: 90 * time.Second}
 	go func() {
-		slog.Info("neural brain listening", "addr", cfg.ListenAddr, "knowledge_dirs", cfg.KnowledgeDirs, "staging_dirs", cfg.StagingDirs)
+		storage := g.StorageStatus()
+		slog.Info("neural brain listening", "addr", cfg.ListenAddr, "knowledge_dirs", cfg.KnowledgeDirs, "staging_dirs", cfg.StagingDirs, "graph_backend", storage.Backend, "graph_db", storage.Path)
 		if err := srv.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
 			slog.Error("server failed", "error", err)
 			cancel()
@@ -49,6 +50,9 @@ func main() {
 	<-ctx.Done()
 	shutdown, c := context.WithTimeout(context.Background(), 10*time.Second)
 	defer c()
-	_ = eng.Flush(shutdown)
 	_ = srv.Shutdown(shutdown)
+	_ = eng.Flush(shutdown)
+	if err := g.Close(); err != nil {
+		slog.Error("graph close failed", "error", err)
+	}
 }