clanServices/wireguard: add networking exports to controllers

Part of https://git.clan.lol/clan/clan-core/issues/5549

clanServices/wireguard/default.nix

@@ -56,6 +56,8 @@
 
 {
   clanLib,
+  lib,
+  directory,
   ...
 }:
 let
@@ -298,6 +300,18 @@ in
         ...
       }:
       {
+        exports.networking = {
+          peers = lib.mapAttrs (name: _machine: {
+            host.plain =
+              clanLib.vars.getPublicValue {
+                flake = directory;
+                machine = name;
+                generator = "wireguard-network-${instanceName}";
+                file = "prefix";
+              }
+              + "::1";
+          }) roles.controller.machines;
+        };
 
         # Controllers connect to all peers and other controllers
         nixosModule =

flake.lock

@@ -31,11 +31,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1760701190,
-        "narHash": "sha256-y7UhnWlER8r776JsySqsbTUh2Txf7K30smfHlqdaIQw=",
+        "lastModified": 1761899396,
+        "narHash": "sha256-XOpKBp6HLzzMCbzW50TEuXN35zN5WGQREC7n34DcNMM=",
         "owner": "nix-community",
         "repo": "disko",
-        "rev": "3a9450b26e69dcb6f8de6e2b07b3fc1c288d85f5",
+        "rev": "6f4cf5abbe318e4cd1e879506f6eeafd83f7b998",
         "type": "github"
       },
       "original": {