nixy/hosts/work/disko.nix

{
  disko.devices = {
    nodev = {
      "/" = {
        fsType = "tmpfs";
        mountOptions = [
          "defaults"
          "size=12G"
          "mode=755"
        ];
      };
    };

    disk = {
      main = {
        type = "disk";
        device = "/dev/disk/by-id/nvme-WD_PC_SN740_SDDQNQD-256G-1201_24175M800511";
        content = {
          type = "gpt";
          partitions = {
            ESP = {
              size = "512M";
              type = "EF00";
              content = {
                type = "filesystem";
                format = "vfat";
                mountpoint = "/boot";
                mountOptions = ["fmask=0077" "dmask=0077"];
              };
            };

            luks = {
              size = "100%";
              content = {
                type = "luks";
                name = "crypted";
                settings = {
                  allowDiscards = true;
                  bypassWorkqueues = true;
                };
                content = {
                  type = "btrfs";
                  extraArgs = ["-f"];
                  subvolumes = {
                    "/nix" = {
                      mountpoint = "/nix";
                      mountOptions = ["compress=zstd" "noatime"];
                    };
                    "/persist" = {
                      mountpoint = "/persist";
                      mountOptions = ["compress=zstd" "noatime"];
                    };
                  };
                };
              };
            };
          };
        };
      };
    };
  };

  fileSystems."/persist".neededForBoot = true;
}