xo-interpreter2: work towards utest w/ vsm+reader [WIP]

include/xo/interpreter2/VsmConfig.hpp

@@ -0,0 +1,28 @@
+/** @file VsmConfig.hpp
+*
+ *  @author Roland Conybeare, Jan 2026
+ **/
+
+#pragma once
+
+#include <xo/reader2/ReaderConfig.hpp>
+#include <xo/gc/X1CollectorConfig.hpp>
+
+namespace xo {
+    namespace scm {
+        /** Configuration for virtual schematika machine 
+         **/
+        struct VsmConfig {
+            using X1CollectorConfig = xo::mm::X1CollectorConfig;
+
+            /** reader configuration **/
+            ReaderConfig rdr_config_;
+            /** Configuration for allocator/collector.
+             *  TODO: may want to make CollectorConfig polymorphic
+             **/
+            X1CollectorConfig x1_config_ = X1CollectorConfig().with_size(4*1024*1024);
+        };
+    } /*namespace scm*/
+} /*namespace xo*/
+
+/* end VsmConfig.hpp */