feat: add module mp_units

src/mp-units-core-io.cpp

@@ -0,0 +1,13 @@
+module;
+
+#include <mp-units/bits/core-gmf.h>
+#include <sstream>
+
+export module mp_units.core_io;
+
+export import mp_units.core;
+
+export
+{
+#include <mp-units/ostream.h>
+}