Migrate to snowfall lib

modules/nixos/system/network/wireguard/default.nix

@@ -0,0 +1,18 @@
+{ config, ... }: {
+  networking.wireguard = {
+    enable = true;
+    interfaces = {
+      wg0 = {
+        ips = [ config.hostcfg.net.wg.ip4 config.hostcfg.net.wg.ip6 ];
+        privateKeyFile = config.hostcfg.net.wg.pk;
+        listenPort = 1515;
+        peers = [{
+          allowedIPs = [ "10.10.1.0/24" "fd10:10:10::0/64" ];
+          endpoint = "vpn.helcel.net:1515";
+          publicKey = "NFBJvYXZC+bd62jhrKnM7/pugidWhgR6+C5qIiUiq3Q=";
+          persistentKeepalive = 30;
+        }];
+      };
+    };
+  };
+}