Steiner Configuration

Ported over the configuration for steiner into the flake. Have
tested the deployment in a VM and am writing this commit from
the flake itself. Everything came up and this should be good to
pass issue #4 and move this to a Done status.

hardware/steiner.nix

@@ -0,0 +1,48 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "usb_storage" "sd_mod" "rtsx_pci_sdmmc" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/e6e56cd8-a5ee-45d6-bc88-0edc03bfc004";
+      fsType = "btrfs";
+      options = [ "subvol=@" ];
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/8357-3C1B";
+      fsType = "vfat";
+    };
+
+  fileSystems."/home" =
+    { device = "/dev/disk/by-uuid/e6e56cd8-a5ee-45d6-bc88-0edc03bfc004";
+      fsType = "btrfs";
+      options = [ "subvol=@home" ];
+    };
+
+  swapDevices =
+    [ { device = "/dev/disk/by-uuid/fb41410e-80cd-427b-8040-e9acb57b3ce5"; }
+    ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp0s31f6.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlp1s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}