Add host xcy

hosts/xcy/default.nix

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+{ inputs, outputs, config, lib, pkgs, pkgs-unstable, ... }:
+
+{
+  imports =
+    [
+      ./secrets.nix
+      ./disko.nix
+
+      ../../users/julius/nixos-server.nix
+      ../../modules/nix.nix
+      ../../modules/locale.nix
+      ../../modules/server-cli.nix
+      ../../modules/sshd.nix
+      ../../modules/docker.nix
+      ../../modules/hawser.nix
+      ../../modules/netbird-client.nix
+      ../../modules/auto-upgrade.nix
+      "${inputs.secrets}/modules/opkssh.nix"
+      # Include the results of the hardware scan.
+      ./hardware-configuration.nix
+    ];
+
+  services.netbird-client = {
+    enable = true;
+    managementUrl = "https://netbird.jfreudenberger.de";
+    host.setupKey = "86D1861F-193B-44F5-9B03-1E34C126FA6F";
+    docker.setupKey = "A9715FB6-8BF2-4274-BE02-43740A3BD4D9";
+  };
+
+  services.hawser = {
+    enable = true;
+    dockhandServerUrl = "wss://dockhand-connect.jfreudenberger.de/api/hawser/connect";
+    tokenSecretFile = config.age.secrets.hawser-token;
+  };
+
+  networking.firewall = {
+    checkReversePath = "loose";
+    allowedTCPPorts = [
+      # Ports for Unifi Server
+      11443
+      5005
+      9543
+      6789
+      8080
+      8443
+      8444
+      11084
+      5671
+      8880
+      8881
+      8882
+
+      # Home assistant
+      8123
+    ];
+    allowedUDPPorts = [
+      # Unifi Server
+      3478
+      5514
+      10003
+    ];
+  };
+
+
+  boot.kernel.sysctl = {
+    "net.ipv4.conf.all.forwarding" = true;
+    "net.ipv6.conf.all.forwarding" = true;
+  };
+
+  boot = {
+    tmp.cleanOnBoot = true;
+    tmp.useTmpfs = true;
+    growPartition = true;
+    initrd.systemd.enable = true;
+    loader = {
+      efi.canTouchEfiVariables = true;
+      grub.enable = false;
+      systemd-boot.enable = false;
+    };
+    lanzaboote = {
+      enable = true;
+      pkiBundle = "/var/lib/sbctl";
+      extraEfiSysMountPoints = [
+        "/boot-fallback"
+      ];
+    };
+  };
+
+  networking.hostName = "xcy"; # Define your hostname.
+
+  # This option defines the first version of NixOS you have installed on this particular machine,
+  # and is used to maintain compatibility with application data (e.g. databases) created on older NixOS versions.
+  # Most users should NEVER change this value after the initial install, for any reason,
+  # even if you've upgraded your system to a new NixOS release.
+  # This value does NOT affect the Nixpkgs version your packages and OS are pulled from,
+  # so changing it will NOT upgrade your system - see https://nixos.org/manual/nixos/stable/#sec-upgrading for how
+  # to actually do that.
+  # This value being lower than the current NixOS release does NOT mean your system is
+  # out of date, out of support, or vulnerable.
+  # Do NOT change this value unless you have manually inspected all the changes it would make to your configuration,
+  # and migrated your data accordingly.
+  # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion .
+  system.stateVersion = "25.05"; # Did you read the comment?
+}

hosts/xcy/disko.nix

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+{
+  disko.devices = {
+    disk = {
+      disk1 = {
+        type = "disk";
+        device = "/dev/disk/by-id/ata-Samsung_SSD_850_PRO_256GB_S251NX0H809669K";
+        content = {
+          type = "gpt";
+          partitions = {
+            MBR = {
+              type = "EF02"; # for grub MBR
+              size = "1M";
+              priority = 1; # Needs to be first partition
+            };
+            ESP = {
+              priority = 1;
+              name = "ESP";
+              size = "2G";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/boot";
+                mountOptions = [ "umask=0077" ];
+              };
+            };
+            crypt_p1 = {
+              size = "100%";
+              content = {
+                type = "luks";
+                name = "p1";
+                settings = {
+                  allowDiscards = true;
+                };
+              };
+            };
+          };
+        };
+      };
+      disk2 = {
+        type = "disk";
+        device = "/dev/disk/by-id/nvme-eui.1843558044350001001b448b4495a259";
+        content = {
+          type = "gpt";
+          partitions = {
+            MBR = {
+              type = "EF02"; # for grub MBR
+              size = "1M";
+              priority = 1; # Needs to be first partition
+            };
+            ESP = {
+              priority = 1;
+              name = "ESP";
+              size = "2G";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/boot-fallback";
+                mountOptions = [ "umask=0077" ];
+              };
+            };
+            crypt_p2 = {
+              size = "100%";
+              content = {
+                type = "luks";
+                name = "p2";
+                settings = {
+                  allowDiscards = true;
+                };
+                content = {
+                  type = "btrfs";
+                  extraArgs = [
+                    "-d raid1"
+                    "-m raid1"
+                    "/dev/mapper/p1"
+                  ];
+                  subvolumes = {
+                    "/rootfs" = {
+                      mountpoint = "/";
+                    };
+                    "/home" = {
+                      mountOptions = [ "compress=zstd" ];
+                      mountpoint = "/home";
+                    };
+                    "/nix" = {
+                      mountOptions = [ "compress=zstd" "noatime" ];
+                      mountpoint = "/nix";
+                    };
+                    "/swap" = {
+                      mountpoint = "/.swapvol";
+                      swap.swapfile.size = "32G";
+                    };
+                  };
+                };
+              };
+            };
+          };
+        };
+      };
+    };
+  };
+}

hosts/xcy/hardware-configuration.nix

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+# 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" "nvme" "usb_storage" "usbhid" "sd_mod" "sr_mod" ];
+  boot.initrd.kernelModules = [ "dm-snapshot" ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  # 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.enp1s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

hosts/xcy/secrets.nix

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+{ inputs, ... }:
+{
+  age.secrets = {
+    hawser-token.file = "${inputs.secrets}/secrets/xcy/hawser-token";
+  };
+}