disko.nix


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{
  disko.devices.disk.main = {
    type = "disk";
    device = "/dev/nvme0n1";
    content = {
      type = "gpt";
      partitions.ESP = {
        priority = 1;
        name = "ESP";
        start = "1M";
        end = "512M";
        type = "EF00";
        content = {
          type = "filesystem";
          format = "vfat";
          mountpoint = "/boot";
          mountOptions = [ "umask=0077" ];
        };
      };
      partitions.root = {
        size = "100%";
        content = {
          type = "btrfs";
          extraArgs = [ "-f" ];
          subvolumes = {
            "/root" = {
              mountpoint = "/";
              mountOptions = [ "subvol=root" "compress=zstd" "noatime" ];
            };
            "/home" = {
              mountpoint = "/home";
              mountOptions = [ "subvol=home" "compress=zstd" "noatime" ];
            };
            "/nix" = {
              mountpoint = "/nix";
              mountOptions = [ "subvol=nix" "compress=zstd" "noatime" ];
            };
            "/nix/persist" = {
              mountpoint = "/nix/persist";
              mountOptions = [ "subvol=persist" "compress=zstd" "noatime" ];
            };
          };
        };
      };
    };
  };

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