many changes and more modularizing

hosts/fw/modules/wireguard.nix

@@ -8,18 +8,18 @@
 
   networking.wireguard.interfaces = {
     wg_cloonar = {
-      ips = [ "10.42.98.1/24" ];
+      ips = [ "${config.networkPrefix}.98.1/24" ];
       listenPort = 51820;
       # publicKey: TKQVDmBnf9av46kQxLQSBDhAeaK8r1zh8zpU64zuc1Q=
       privateKeyFile = config.sops.secrets.wg_cloonar_key.path;
       peers = [
         { # Notebook
           publicKey = "YdlRGsjh4hS3OMJI+t6SZ2eGXKbs0wZBXWudHW4NyS8=";
-          allowedIPs = [ "10.42.98.201/32" ];
+          allowedIPs = [ "${config.networkPrefix}.98.201/32" ];
         }
         { # iPhone
           publicKey = "nkm10abmwt2G8gJXnpqel6QW5T8aSaxiqqGjE8va/A0=";
-          allowedIPs = [ "10.42.98.202/32" ];
+          allowedIPs = [ "${config.networkPrefix}.98.202/32" ];
         }
       ];
     };