{pkgs, ...}: { boot.kernel.sysctl = {"vm.max_map_count" = 2147483642;}; # Install necessary packages environment.systemPackages = with pkgs; [ virt-manager virt-viewer spice spice-gtk spice-protocol win-virtio win-spice adwaita-icon-theme distrobox nvidia-container-toolkit ]; services.spice-vdagentd.enable = true; virtualisation = { docker = { enable = true; }; spiceUSBRedirection.enable = true; libvirtd = { enable = true; qemu = { swtpm.enable = true; ovmf.enable = true; ovmf.packages = [pkgs.OVMFFull.fd]; }; }; }; }