another reorg; add options for full or minimal helix install

configuration/base/fonts.nix

@@ -0,0 +1,26 @@
+{ pkgs, ... }:
+
+{
+  fonts.enableDefaultPackages = true;
+  fonts.packages = with pkgs; [
+    noto-fonts
+    noto-fonts-cjk-sans
+    noto-fonts-cjk-serif
+  ];
+
+  # Select internationalisation properties.
+  i18n = {
+    defaultLocale = "en_GB.UTF-8";
+    supportedLocales = [
+      "en_GB.UTF-8/UTF-8"
+      "en_US.UTF-8/UTF-8"
+      "ja_JP.UTF-8/UTF-8"
+    ];
+  };
+
+  console = {
+    #   font = "Lat2-Terminus16";
+    keyMap = "uk";
+    #   useXkbConfig = true; # use xkb.options in tty.
+  };
+}

configuration/base/kde.nix

@@ -0,0 +1,43 @@
+{ pkgs, lib, ... }:
+
+let
+  kwin = lib.concatStringsSep " " [
+    "${lib.getBin pkgs.kdePackages.kwin}/bin/kwin_wayland"
+    "--no-global-shortcuts"
+    "--no-kactivities"
+    "--no-lockscreen"
+    "--locale1"
+    "--inputmethod maliit-keyboard"
+  ];
+in
+{
+  services.xserver.enable = true; # optional
+
+  # Configure keymap in X11
+  # services.xserver.xkb.layout = "us";
+  # services.xserver.xkb.options = "eurosign:e,caps:escape";
+
+  services.displayManager.sddm = {
+    enable = true;
+    wayland.enable = true;
+    settings = {
+      Wayland = {
+        CompositorCommand = kwin;
+      };
+    };
+  };
+  services.desktopManager.plasma6.enable = true;
+
+  # Specific fix for cursor in steam
+  xdg.icons.fallbackCursorThemes = [ "breeze_cursors" ];
+
+  environment.systemPackages = with pkgs;
+    [ maliit-keyboard ] ++ (with kdePackages; [
+      sddm-kcm
+      plasma-disks
+      partitionmanager
+      filelight
+      ffmpegthumbs
+      kcalc
+    ]);
+}

configuration/base/nix-settings.nix

@@ -0,0 +1,16 @@
+{ ... }:
+
+{
+  nixpkgs.config.allowUnfree = true;
+  nix.settings.experimental-features = [ "nix-command" "flakes" ];
+  nix.settings.auto-optimise-store = true;
+  nix.gc.automatic = true;
+  nix.gc.options = "--delete-older-than 30d";
+
+  # programs.nix-ld = {
+  #   enable = true;
+  #   # libraries = pkgs.steam-run.fhsenv.args.multiPkgs pkgs;
+  #   libraries = pkgs.appimageTools.defaultFhsEnvArgs.targetPkgs pkgs;
+  # };
+}
+