feat(node): add new host

hosts/node/default.nix

@@ -0,0 +1,48 @@
+{
+  inputs,
+  username,
+  lib,
+  ...
+}: {
+  imports = [
+    inputs.disko.nixosModules.default
+
+    (import ./disko.nix {
+      device = "/dev/nvme0n1";
+      device2 = "/dev/nvme1n1";
+    })
+    ./hardware.nix
+
+    ../common
+  ];
+
+  tux.services.openssh.enable = true;
+
+  boot.loader.grub.enable = true;
+
+  networking = {
+    hostName = "node";
+    networkmanager = {
+      enable = true;
+      wifi.powersave = false;
+    };
+    firewall = {
+      enable = true;
+      allowedTCPPorts = [22];
+    };
+  };
+
+  security.rtkit.enable = true;
+
+  environment.persistence."/persist" = {
+    enable = false;
+  };
+
+  home-manager.users.${username} = {
+    imports = [
+      ./home.nix
+    ];
+  };
+
+  system.stateVersion = "25.05";
+}