[nostalgia,olympic,studio] Add Olympic applib system, convert Studio to use it

src/olympic/applib/applib.hpp

@@ -0,0 +1,18 @@
+/*
+ * Copyright 2016 - 2023 Gary Talent (gary@drinkingtea.net). All rights reserved.
+ */
+
+#pragma once
+
+#include <ox/std/stringview.hpp>
+
+#define OLYMPIC_APP_PROVIDERS(projectName, projectNamespace) \
+namespace projectNamespace { \
+void registerKeelModules() noexcept; \
+void registerStudioModules() noexcept; \
+} \
+namespace olympic { \
+ox::StringView appName() noexcept {return projectName OLYMPIC_APP;} \
+void loadKeelModules() noexcept {projectNamespace::registerKeelModules();} \
+void loadStudioModules() noexcept {projectNamespace::registerStudioModules();} \
+}