fixes

include/assets/prefetch_lookups/material_prefetch_lookup.hpp

@@ -0,0 +1,7 @@
+#pragma once
+
+#include <filesystem>
+#include <unordered_map>
+#include "assets/dynamic_data_stores/dynamic_material_store.hpp"
+
+using material_prefetch_lookup = std::unordered_map<std::filesystem::path, dynamic_material_store::id_type>;