[nostalgia] Split part of Core out into Foundation, add module system

src/nostalgia/foundation/module.hpp

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2016 - 2023 Gary Talent (gary@drinkingtea.net). All rights reserved.
+ */
+
+#pragma once
+
+#include <ox/std/vector.hpp>
+
+#include "typeconv.hpp"
+
+namespace nostalgia::foundation {
+
+class Module {
+	public:
+		constexpr Module() noexcept = default;
+		Module(const Module&) noexcept = delete;
+		Module(Module&&) noexcept = delete;
+		Module &operator=(const Module&) noexcept = delete;
+		Module &operator=(Module&&) noexcept = delete;
+		constexpr virtual ~Module() noexcept = default;
+		[[nodiscard]]
+		virtual ox::Vector<foundation::BaseConverter*> converters() const noexcept;
+};
+
+void registerModule(const Module *mod) noexcept;
+
+[[nodiscard]]
+const ox::Vector<const foundation::Module*> *modules() noexcept;
+
+}