Doomsday Game Designer, but Beta Linked

My name is Ye Ming, an ordinary game designer. When I stayed up late to test my little apocalyptic game that I had just built the framework, I clicked [Start]. When you open your eyes again, you are already in a real doomsday ruins - zombies are rampant and civilization has collapsed. I thought this was just a BUG. Until I discovered that there was a [Danger Level] health bar that I personally designed suspended above the zombies' heads. In the lower right corner of my field of vision, there is the unfinished [Player Panel]. In the column of my abilities, there is only one question mark: [Informatization? ? ? . In order to survive, I infiltrated into the survivor base. Materials here are scarce and people's hearts are sinister. The captain pointed at my nose and said, "You are a waste with no superpowers and is only worthy of being fed to zombies." I didn't say anything, just stared at the mutant giant rat leader behind him. Thoughts pierce out like invisible blades—— [Information interference starts]. The giant rat's head exploded silently. The whole base was silent. I gradually discovered that the details of this doomsday world strangely overlapped with my simple code: Hidden medical stations, abandoned research institutes, and even the password to a rich man's doomsday bunker... I once thought I was playing a game, Until I was deep in the research institute and saw the broken terminal with "Ye Ming, save us" engraved on it. The date of signing is - fifty years later. This is not another world. This is the future of my world. And my unfinished game background, for some reason, became a crack connecting two time and space. [System prompt: Ultimate mission unlocked] [Task name: Save the future] [Content: Return to the original timeline and "Doomsday"...