add mailing list, fix disable not doing anything, make "null test" test disable

README.md

@@ -1,4 +1,6 @@
 [Issue Tracker](https://todo.sr.ht/~msalerno/wirenix)  
+[Mailing List](https://lists.sr.ht/~msalerno/wirenix) ([As Email](mailto:~msalerno/wirenix@lists.sr.ht))
+
 WireNix is a Nix Flake designed to make creation of Wireguard mesh networks
 easier. The simplist and most likely layout is a full mesh network, but Wirenix
 can also support arbitrary graph topologies.  

tests/null.nix

@@ -8,6 +8,8 @@
   nodes = {
     # `self` here is set by using specialArgs in `lib.nix`
     node1 = { self, pkgs, ... }: {
+      imports = [ self.nixosModules.default ];      
+      wirenix.enable = false;
     };
   };
   # This is the test code that will check if our service is running correctly:

wire.nix

@@ -108,7 +108,7 @@ in
   # --------------------------------------------------------------- #
   # Due to merge weirdness, I have to define what configuration keys
   # we're touching upfront, and make sure they exist
-  config = (safetyMerge ["networking" "sops" "age" "systemd" "services" "environment"]
+  config = mkIf cfg.enable (safetyMerge ["networking" "sops" "age" "systemd" "services" "environment"]
     [
       (configurer keyProviders (parser acl) cfg.peerName)
     ]