refactor(network): use address registry

modules/network.nix

@@ -43,28 +43,6 @@ in
       '';
     };
 
-    endpoint = {
-      address = lib.mkOption {
-        type = lib.types.nullOr lib.types.str;
-        default = null;
-        example = "10.23.50.146";
-        description = ''
-          Expected IP address assigned outside NixOS for this host's network
-          endpoint. Left null, this host contributes no host endpoint to the
-          fleet endpoint registry.
-        '';
-      };
-    };
-
-    endpoints = lib.mkOption {
-      type = lib.types.attrsOf my.networkEndpoints.endpointType;
-      default = { };
-      description = ''
-        Network endpoint declarations contributed by placed workloads on this
-        host, keyed by their local stable endpoint name.
-      '';
-    };
-
     management = {
       vlan = lib.mkOption {
         type = lib.types.nullOr (lib.types.ints.between 1 4094);