started refactoring desktop setup

nixos/common/desktop/default.nix

@@ -0,0 +1,85 @@
+{ pkgs, config, lib, ... }: {
+  imports = [
+    ./desktop-env.nix
+  ];
+  # Bootloader.
+  boot = {
+    kernelPackages = pkgs.linuxPackages_latest;
+    loader = {
+      systemd-boot.enable = true;
+      efi.canTouchEfiVariables = true;
+      efi.efiSysMountPoint = "/boot/efi";
+    };
+    kernel.sysctl = { "fs.inotify.max_user_watches" = 524288; };
+    initrd = {
+      systemd.enable = true;
+      verbose = false;
+    };
+  };
+
+  # Set your time zone.
+  time.timeZone = "Europe/Amsterdam";
+
+  # Select internationalisation properties.
+  i18n.defaultLocale = "en_GB.UTF-8";
+  i18n.extraLocaleSettings = {
+    LC_ADDRESS = "nl_NL.UTF-8";
+    LC_IDENTIFICATION = "nl_NL.UTF-8";
+    LC_MEASUREMENT = "nl_NL.UTF-8";
+    LC_MONETARY = "nl_NL.UTF-8";
+    LC_NAME = "nl_NL.UTF-8";
+    LC_NUMERIC = "nl_NL.UTF-8";
+    LC_PAPER = "nl_NL.UTF-8";
+    LC_TELEPHONE = "nl_NL.UTF-8";
+    LC_TIME = "nl_NL.UTF-8";
+  };
+
+  # Enable CUPS to print documents.
+  services.printing.enable = true;
+
+  # Global Packages
+  environment.systemPackages = with pkgs; [ wireguard-tools ];
+
+  # Enable sound with pipewire.
+  sound.enable = true;
+  hardware.pulseaudio.enable = false;
+  security.rtkit.enable = true;
+  services.pipewire = {
+    enable = true;
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+    # If you want to use JACK applications, uncomment this
+    #jack.enable = true;
+
+    # use the example session manager (no others are packaged yet so this is enabled by default,
+    # no need to redefine it in your config for now)
+    #media-session.enable = true;
+  };
+
+  virtualisation = {
+    podman.enable = true;
+    libvirtd = {
+      enable = true;
+      qemu.package = pkgs.qemu_kvm;
+    };
+  };
+
+  fonts.fonts = with pkgs; [
+    material-design-icons
+    noto-fonts
+    noto-fonts-cjk
+    noto-fonts-emoji
+    dejavu_fonts
+    (nerdfonts.override {
+      fonts =
+        [ "DejaVuSansMono" "Ubuntu" "DroidSansMono" "NerdFontsSymbolsOnly" ];
+    })
+  ];
+
+  programs.steam = {
+    enable = true;
+    # Open ports in the firewall for Steam Remote Play
+    remotePlay.openFirewall = true;
+  };
+}