Maybe just upload a normal game first, without any speedy tactics, but still playing somewhat efficent, then go from there. It's also true that 3rd package should be done first

i'm not sure it's possible under 50 hours unless you do some hyper epic mega scaling like you see in factorio, but the problem is you don't have bots in satisfactory. Good luck with those 1 200 000 cables for the assembly director system alone.