add network module

hosts/MaxNixosLaptop/configuration.nix

@@ -18,10 +18,9 @@
     desktop = true;
     gpu.amd.enable = true;
     laptop = true;
+    network.hostName = "MaxNixosLaptop";
   };
 
-  networking.hostName = "MaxNixosLaptop"; # Define your hostname.
-
   # Define a user account. Don't forget to set a password with ‘passwd’.
   users.users.max = {
     isNormalUser = true;
@@ -30,8 +29,6 @@
     shell = pkgs.zsh;
   };
 
-  networking.firewall.enable = false;
-
   home-manager = {
     extraSpecialArgs = {inherit inputs;};
     users = {