feat: simplified the config for running services, only one hosts config is required now in each server config file

applications/_base.nix

@@ -0,0 +1,59 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  # root service
+  cfg = config.services.skynet;
+in {
+  imports = [
+    ./acme.nix
+    ./dns.nix
+    ./nginx.nix
+  ];
+
+  options.services.skynet = {
+    # since we use this basically everywhere provide a standard way to set it
+    host = {
+      ip = mkOption {
+        type = types.str;
+      };
+      name = mkOption {
+        type = types.str;
+      };
+      hostname = mkOption {
+        type = types.str;
+        default = "${cfg.host.name}.skynet.ie";
+      };
+    };
+  };
+
+  config = {
+    services.skynet.dns.records = [
+      {
+        record = cfg.host.name;
+        r_type = "A";
+        value = cfg.host.ip;
+        server = true;
+      }
+      {
+        record = cfg.host.ip;
+        r_type = "PTR";
+        value = cfg.host.hostname;
+      }
+    ];
+
+    services.nginx = {
+      virtualHosts = {
+        # for every server unless explisitly defined redirect the ip to skynet.ie
+        "${cfg.host.ip}" = {
+          forceSSL = true;
+          useACMEHost = "skynet";
+          locations."/".return = "307 https://skynet.ie";
+        };
+      };
+    };
+  };
+}