add packages

configuration.nix

@@ -45,8 +45,8 @@
     LC_TIME = "de_DE.UTF-8";
   };
 
-  # Enable the KDE Plasma Desktop Environment.
-  services.displayManager.sddm.enable = true;
+  #sddm Enable the KDE Plasma Desktop Environment.
+  services.displayManager.plasma-login-manager.enable = true;
   services.desktopManager.plasma6.enable = true;
 
   # Configure keymap in X11
@@ -59,7 +59,25 @@
   console.keyMap = "de";
 
   # Enable CUPS to print documents.
-  services.printing.enable = true;
+  services.printing = {
+    enable = true;
+    drivers = with pkgs; [
+      cups-filters
+      cups-browsed
+      gutenprint
+      epson-escpr2
+    ];
+  };
+  
+  hardware.sane.enable = true;
+
+  services.avahi = {
+    enable = true;
+    nssmdns4 = true;
+    openFirewall = true;
+  };
+  
+  services.ipp-usb.enable = true;
 
   # Enable sound with pipewire.
   services.pulseaudio.enable = false;
@@ -79,10 +97,16 @@
   users.users.eltern = {
     isNormalUser = true;
     description = "eltern";
-    extraGroups = [ "networkmanager" "wheel" ];
+    extraGroups = [ "networkmanager" "wheel" "lp" "scanner" ];
     packages = with pkgs; [
       kdePackages.kate
+      kdePackages.kcalc
+      kdePackages.skanpage
+      kdePackages.print-manager
       thunderbird
+      libreoffice
+      asunder
+
     ];
   };
 
@@ -95,8 +119,8 @@
   # 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
+    vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
+    git
   ];
 
   # Enable the OpenSSH daemon.
@@ -111,6 +135,8 @@
   # Or disable the firewall altogether.
   # networking.firewall.enable = false;
 
+  nix.settings.experimental-features = [ "nix-command" "flakes" ];
+
   # This value determines the NixOS release from which the default
   # settings for stateful data, like file locations and database versions
   # on your system were taken. It‘s perfectly fine and recommended to leave

flake.nix

@@ -23,7 +23,7 @@
 
   outputs = { self, nixpkgs, home-manager, agenix, lanzaboote, ... }@inputs: {
     # Please replace my-nixos with your hostname
-    nixosConfigurations.my-nixos = nixpkgs.lib.nixosSystem {
+    nixosConfigurations.fuji = nixpkgs.lib.nixosSystem {
       modules = [
         # Import the previous configuration.nix we used,
         # so the old configuration file still takes effect