I'm commenting this blindly so apologies if I'm wrong, but if it's possible I'd try and compile this against .NET Framework 3.5 instead of .NET 8.
A lot of people (myself included) have XP/7 machines for retro games like Civ1 and I'd personally love to use that machine instead of my modern one to play the game.
A lot of people (myself included) have XP/7 machines for retro games like Civ1 and I'd personally love to use that machine instead of my modern one to play the game.