Refactor flake patching/recursion

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

hosts/jupiter/configs/wireguard/default.nix

@@ -24,8 +24,9 @@ in
     wireguard.interfaces.wg0 =
       let
         ip = "${pkgs.iproute2}/bin/ip";
+        table = "wireguard";
       in
-      rec {
+      {
         ips = [
           "10.0.0.2/24"
           "${jupiterPublicIPv4}/32"
@@ -33,7 +34,7 @@ in
 
         privateKeyFile = config.sops.secrets."wireguard/client/vps".path;
 
-        table = "wireguard";
+        inherit table;
         postSetup = [ "${ip} rule add from ${jupiterPublicIPv4} table ${table}" ];
         postShutdown = [ "${ip} rule del from ${jupiterPublicIPv4} table ${table}" ];