initial setup

root/plasma/applications/default.nix

@@ -0,0 +1,27 @@
+{ pkgs, ...}: {
+environment.systemPackages =
+   (with pkgs; [
+    nur.repos.shadowrz.klassy-qt6
+    kdePackages.kate
+    kdePackages.isoimagewriter
+    kdePackages.gwenview
+    kdePackages.okular
+    kdePackages.kdenlive
+    kdePackages.elisa
+    kdePackages.wallpaper-engine-plugin
+    kdePackages.qtwebengine
+    haruna
+    krita
+    kdePackages.kcolorchooser
+    kdePackages.kfind
+    kdePackages.kcalc
+    kdePackages.filelight
+    kdePackages.skanlite
+    kdePackages.ksystemlog
+    kdePackages.partitionmanager
+    kdePackages.plasma-browser-integration
+    kdePackages.koi
+    python312Packages.kde-material-you-colors
+    pywal
+    ]);
+}

root/plasma/desktop-environment/default.nix

@@ -0,0 +1,6 @@
+{ pkgs, user,  ... }:
+{
+  # Install plasma without xserver. Use wayland.
+  services.desktopManager.plasma6.enable = true;
+  services.xserver.enable = false;
+}

root/plasma/display-manager/default.nix

@@ -0,0 +1,10 @@
+{ user, ... }:
+{
+  # Only use sddm on Computer-Mo.
+  services.displayManager =  {
+    sddm.wayland.enable = true;
+    sddm.enable = true;
+    autoLogin.enable = true;
+    autoLogin.user = user;
+  };
+}