nixos-disko-default.nix

{
  # sudo nix --experimental-features "nix-command flakes" run github:nix-community/disko/latest -- --mode destroy,format,mount --yes-wipe-all-disks ./disk-config.nix
  # nixos-install --flake github:damienpontifex/nixos-homelab?ref=main#homeserver
  disko.devices = {
    disk = {
      main = {
        device = "/dev/sda"; # Change to your actual disk (e.g., /dev/nvme0n1)
        type = "disk";
        content = {
          type = "gpt";
          partitions = {
            # 512MiB boot partition at the start
            ESP = {
              size = "512M";
              type = "EF00"; # EFI System Partition type
              content = {
                type = "filesystem";
                format = "vfat";
                mountpoint = "/boot";
                mountOptions = [ "umask=0077" ]; # Standard security options
              };
            };
            # Root partition filling the middle
            nixos = {
              size = "100%";
              content = {
                type = "filesystem";
                format = "ext4";
                mountpoint = "/";
              };
            };
          };
        };
      };
    };
  };
}