cluster/services/irc: register with consul

cluster/services/irc/irc-host.nix

@@ -1,4 +1,4 @@
-{ cluster, config, pkgs, tools, ... }:
+{ cluster, config, lib, pkgs, tools, ... }:
 
 let
   inherit (tools.meta) adminEmail;
@@ -106,4 +106,16 @@ in {
       done
     '';
   };
+
+  consul.services.ngircd = {
+    definition.service = {
+      name = "irc";
+      address = linkSecure.ipv4;
+      port = linkSecure.port;
+      checks = lib.singleton {
+        interval = "60s";
+        tcp = link.tuple;
+      };
+    };
+  };
 }