feat: initial commit, add flake and host 'backstage'

hosts/backstage/hardware-configuration.nix

@@ -0,0 +1,57 @@
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot = {
+    initrd = {
+      availableKernelModules = [ "xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod" "virtio_pci" "r8169" ];
+      kernelModules = [ "dm-snapshot" ];
+      luks.devices."backstage" = {
+        preLVM = true;
+        device = "/dev/disk/by-uuid/7f3ccd2d-8022-491e-baa1-675805919fd7";
+      };
+    };
+    kernelModules = [ "kvm-intel" ];
+    kernelParams = [
+      "zfs.zfs_arc_max=1024000000"
+    ];
+  };
+
+  fileSystems."/" =
+    { device = "zpool/root";
+      fsType = "zfs";
+    };
+
+  fileSystems."/home" =
+    { device = "zpool/home";
+      fsType = "zfs";
+    };
+
+  fileSystems."/nix" =
+    { device = "zpool/nix";
+      fsType = "zfs";
+    };
+
+  fileSystems."/nix/store" =
+    { device = "zpool/nix/store";
+      fsType = "zfs";
+    };
+
+  fileSystems."/boot/efi" =
+    { device = "/dev/disk/by-uuid/4E32-FA6E";
+      fsType = "vfat";
+      options = [ "fmask=0022" "dmask=0022" ];
+    };
+
+  swapDevices = [
+    {
+      device = "/dev/mapper/backstage-swap";
+    }
+  ];
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}