Become a founding empress in ancient times with the system

Strong female character + fiction + farming + hoarding supplies + infrastructure + becoming king in troubled times (more private settings) [The male protagonist is the background board, not very good at writing love lines, so this article is basically about the career line of the female protagonist] She was reborn as a female county magistrate, with the people starving in front and the Japanese pirates eyeing her covetously behind. The dilapidated county government, the emperor who oppressed the people, and the boss who did nothing, Sheng Changan could only build his own empire in this absurd world, eliminate foreign enemies, and settle down his country. Build high walls, store up food, and slowly become king, starting from this county...