architect: Added architect.networks option attribute set

hosts/architect/options.nix

@@ -3,7 +3,8 @@
 with lib;
 
 {
-  options.architect.firewall = {
+  options.architect = {
+    firewall = {
       openTCP = mkOption {
         type = types.listOf types.int;
         default = [ ];
@@ -22,4 +23,40 @@ with lib;
       };
     };
 
+    networks = mkOption {
+      type = types.attrsOf (types.submodule {
+        options = {
+          interface = mkOption {
+            type = types.str;
+            description = "The network interface name.";
+          };
+
+          net = mkOption {
+            type = types.str;
+            description = "The network address in CIDR format.";
+          };
+
+          devices = mkOption {
+            type = types.attrsOf (types.submodule {
+              options = {
+                address = mkOption {
+                  type = types.str;
+                  description = "The IP address of the device.";
+                };
+
+                hostname = mkOption {
+                  type = types.str;
+                  description = "The hostname of the device.";
+                };
+              };
+            });
+            default = { };
+            description = "An attribute set of devices with their configurations.";
+          };
+        };
+      });
+      default = { };
+      description = "An attribute set of networks with their configurations.";
+    };
+  };
 }