Da Ming: The system granted me immortality; I clock in every day.

[Stat-boosting + Immortality + Historical Fiction + Invincible + Officialdom + No Female Lead + Not a wish-fulfillment Novel + Early Game Survival + Late Game Invincibility]
Gu Yannian transmigrates to the Ming Dynasty, gains immortality, and activates the Point-of-War System.
You can get attribute points simply by checking in daily.
In the early stages, he remained at the bottom of the bureaucracy, growing stronger every day.
However, he gained the favor of Zhu Gaochi, who had not yet ascended the throne.
He never showed up, but helped Zhu Gaochi solve his problems with just a few words.
Decades later, having maxed out all his attributes, he finally emerged from seclusion.
At that time, the entire Ming Dynasty was invincible...