

I would argue k8s is overkill for this and the wrong tool for the job.
Honestly I would never target 100% uptime. Ubisoft, Microsoft, Blizzard, EA, valve, Epic spend billions collectively on online services and still have unplanned outages.
You can get a very cheap VPS from Heizner and you should run your game server there. You get proper cooling, networking, and support if something goes wrong.
Authenticator and Authenticator.
Damn thoe innovative tech companies, what will they think of next.