In-game settings menu using separate Lua environment (#15614)

src/script/lua_api/l_pause_menu.cpp

@@ -0,0 +1,28 @@
+// Luanti
+// SPDX-License-Identifier: LGPL-2.1-or-later
+// Copyright (C) 2025 grorp
+
+#include "l_pause_menu.h"
+#include "gui/mainmenumanager.h"
+#include "lua_api/l_internal.h"
+
+
+int ModApiPauseMenu::l_show_keys_menu(lua_State *L)
+{
+	g_gamecallback->keyConfig();
+	return 0;
+}
+
+
+int ModApiPauseMenu::l_show_touchscreen_layout(lua_State *L)
+{
+	g_gamecallback->touchscreenLayout();
+	return 0;
+}
+
+
+void ModApiPauseMenu::Initialize(lua_State *L, int top)
+{
+	API_FCT(show_keys_menu);
+	API_FCT(show_touchscreen_layout);
+}