feat(network): adding options for dns and search

modules/nixos/hardware/network/default.nix

@@ -2,38 +2,47 @@
   config,
   lib,
   ...
-}:
-let
-  inherit (lib)
+}: let
+  inherit
+    (lib)
     mkIf
     mkEnableOption
     mkOption
     types
     ;
   cfg = config.nixos.hardware.network;
-in
-{
+in {
   options = {
     nixos.hardware.network = {
       enable = mkEnableOption "Enable the custom networking module";
+      nameservers = mkOption {
+        type = types.listOf types.str;
+        default = [];
+        description = "The list of nameservers ";
+      };
+      search = mkOption {
+        type = types.listOf types.str;
+        default = [];
+        description = "Domain search paths";
+      };
       interfaces = mkOption {
         type = types.attrsOf (
           types.submodule {
             options = {
               allowedTCPPorts = mkOption {
                 type = types.listOf types.int;
-                default = [ ];
+                default = [];
                 description = "List of allowed TCP ports for this interface.";
               };
               allowedUDPPorts = mkOption {
                 type = types.listOf types.int;
-                default = [ ];
+                default = [];
                 description = "List of allowed UDP ports for this interface.";
               };
             };
           }
         );
-        default = { };
+        default = {};
         description = "Network interface configurations.";
       };
       extraHosts = mkOption {
@@ -47,7 +56,7 @@ in
   config = mkIf cfg.enable {
     assertions = [
       {
-        assertion = cfg.interfaces != { } -> config.networking.networkmanager.enable;
+        assertion = cfg.interfaces != {} -> config.networking.networkmanager.enable;
         message = "Network interfaces configured but NetworkManager is not enabled";
       }
     ];
@@ -55,6 +64,8 @@ in
     networking = {
       networkmanager.enable = true;
       nftables.enable = true;
+      nameservers = cfg.nameservers;
+      search = cfg.search;
       firewall = {
         enable = true;
         inherit (cfg) interfaces;
@@ -63,8 +74,8 @@ in
     };
 
     systemd.services.NetworkManager = {
-      wants = [ "nftables.service" ];
-      after = [ "nftables.service" ];
+      wants = ["nftables.service"];
+      after = ["nftables.service"];
     };
   };
 }