refactor: modularize netowrking

modules/configuration.nix

@@ -13,13 +13,6 @@
   networking.hostName = "rhea-laptop"; # Define your hostname.
   # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
 
-  # Configure network proxy if necessary
-  # networking.proxy.default = "http://user:password@proxy:port/";
-  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
-
-  # Enable networking
-  networking.networkmanager.enable = true;
-
   # Set your time zone.
   time.timeZone = "Europe/Berlin";
 
@@ -50,22 +43,12 @@
   # Enable Fingerprint Support
   services.fprintd.enable = true;
 
-  # Define a user account. Don't forget to set a password with ‘passwd’.
-  #users.users.rhea = {
-  #  isNormalUser = true;
-  #  description = "Rhea";
-  #  extraGroups = [ "networkmanager" "wheel" ];
-  #  packages = with pkgs; [ ];
-  #};
-
   # Allow unfree packages
   nixpkgs.config.allowUnfree = true;
 
   # List packages installed in system profile. To search, run:
   # $ nix search wget
   environment.systemPackages = with pkgs; [
-  #  vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
-  #  wget
     fprintd
   ];
 

modules/default.nix

@@ -9,5 +9,6 @@
     ./power-profiles.nix
     ./environment.nix
     ./polkit.nix
+    ,/networking.nix
   ];
 }

modules/networking.nix

@@ -0,0 +1,6 @@
+{
+  # Enable networking
+  networking.networkmanager.enable = true;
+
+  networking.networkmanager.wifi.powersave = true;
+}