Global Disaster Breaks Out, Stock up on Supplies Until the End

The male protagonist is reborn half a month before the end of the world, has system space, stockpiles of supplies + shelter + shelter The background is global sudden disasters, various extreme weather disasters, ice, floods, heat, sandstorms, bacteria, etc. (No zombies + no harem + rational and decisive) The first nine chapters are about hoarding supplies, and the tenth chapter is the beginning of the end of the world.