Add AutoCleanup in configuration

main.go

@@ -315,6 +315,7 @@ type MongoStartProps struct {
 	MongoDBPrefix string
 	ContextFields []string
 	WithAudit bool
+	AutoCleanup bool
 	OnAudit *OnAudit
 	AllowTruncatingDoubles bool
 }
@@ -410,11 +411,13 @@ func Start(props *MongoStartProps) error {
 		return err
 	}
 
+	if props.AutoCleanup {
 		sys.OnExit(func () {
-		if err := client.Client.Disconnect(context.TODO()); err != nil {
+			if err := Stop(); err != nil {
 				log.Fatalf("failed to disconnect: %v", err)
 			}
 		})	
+	}
 
 	// Register defaults.go
 	var structfulDef bson.M