Add System, SystemDriver, Win32SystemDriver and X11SystemDriver classes

engine/CMakeLists.txt

@@ -23,6 +23,9 @@ FetchContent_MakeAvailable(SDL3)
 set(ENGINE_SRC
 	core/debug.cpp
 	drivers/vulkan/render_driver.cpp
+	drivers/win32/system_driver.cpp
+	drivers/x11/system_driver.cpp
+	platform/system.cpp
 	render/renderer.cpp
 	render/render_device.cpp
 )