feat: new server to work as a nix cache

machines/calculon.nix

@@ -0,0 +1,53 @@
+/*
+
+Name:
+Why:      Speed everything up
+Type:     VM
+Hardware: -
+From:     2024
+Role:     Nix Cache
+Notes:
+*/
+{
+  pkgs,
+  lib,
+  nodes,
+  inputs,
+  ...
+}: let
+  name = "calculon";
+  ip_pub = "193.1.99.82";
+  hostname = "${name}.skynet.ie";
+in {
+  imports = [
+    ../applications/nix_cache/nix_cache.nix
+  ];
+
+  deployment = {
+    targetHost = ip_pub;
+    targetPort = 22;
+    targetUser = null;
+
+    tags = [];
+  };
+
+  # it has two network devices so two
+  skynet_dns.records = [
+    {
+      record = name;
+      r_type = "A";
+      value = ip_pub;
+      server = true;
+    }
+    {
+      record = ip_pub;
+      r_type = "PTR";
+      value = hostname;
+    }
+  ];
+
+  services.skynet.nix-cache.host = {
+    ip = ip_pub;
+    name = name;
+  };
+}