feat(ops/panettone): Add configuration for irccat

Adds configuration options for the (inconsistently named) environment
variables that configure irccat integration with Panettone.

The defaults match the irccat setup on whitby.

Change-Id: I6857512a2e3f29f16777493eb981cc69ce3c045f
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2080
Tested-by: BuildkiteCI
Reviewed-by: kanepyork <rikingcoding@gmail.com>

ops/nixos/panettone.nix

@@ -38,6 +38,23 @@ in {
       '';
       type = types.str;
     };
+
+    irccatHost = mkOption {
+      description = "Hostname for the irccat instance";
+      type = types.str;
+      default = "localhost";
+    };
+
+    irccatPort = mkOption {
+      description = "Port for the irccat instance";
+      type = types.int;
+      default = 4722;
+    };
+
+    irccatChannel = mkOption {
+      description = "IRC channels to post to via irccat";
+      type = types.str;
+    };
   };
 
   config = lib.mkIf cfg.enable {
@@ -78,6 +95,9 @@ in {
         PGHOST = "localhost";
         PGUSER = cfg.dbUser;
         PGDATABASE = cfg.dbName;
+        IRCCATHOST = cfg.irccatHost;
+        IRCCATPORT = toString cfg.irccatPort;
+        ISSUECHANNEL = cfg.irccatChannel;
       };
     };
   };

ops/nixos/whitby/default.nix

@@ -236,6 +236,7 @@ in lib.fix(self: {
       dbUser = "panettone";
       dbName = "panettone";
       secretsFile = "/etc/secrets/panettone";
+      irccatChannel = "##tvl,##tvl-dev";
     };
 
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