added qmk for the keyboard config

flake.lock

@@ -1,23 +1,5 @@
 {
   "nodes": {
-    "catppuccin": {
-      "inputs": {
-        "nixpkgs": "nixpkgs"
-      },
-      "locked": {
-        "lastModified": 1749223974,
-        "narHash": "sha256-/GAQYRW1duU81KG//2wI9ax8EkHVG/e1UOD97NdwLOY=",
-        "owner": "catppuccin",
-        "repo": "nix",
-        "rev": "3a42cd79c647360ee8742659e42aeec0947dd3b4",
-        "type": "github"
-      },
-      "original": {
-        "owner": "catppuccin",
-        "repo": "nix",
-        "type": "github"
-      }
-    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -25,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1749154018,
+        "lastModified": 1758463745,
-        "narHash": "sha256-gjN3j7joRvT3a8Zgcylnd4NFsnXeDBumqiu4HmY1RIg=",
+        "narHash": "sha256-uhzsV0Q0I9j2y/rfweWeGif5AWe0MGrgZ/3TjpDYdGA=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "7aae0ee71a17b19708b93b3ed448a1a0952bf111",
+        "rev": "3b955f5f0a942f9f60cdc9cacb7844335d0f21c3",
         "type": "github"
       },
       "original": {
@@ -41,27 +23,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1749794982,
+        "lastModified": 1762233356,
-        "narHash": "sha256-Kh9K4taXbVuaLC0IL+9HcfvxsSUx8dPB5s5weJcc9pc=",
+        "narHash": "sha256-cGS3lLTYusbEP/IJIWGgnkzIl+FA5xDvtiHyjalGr4k=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "ee930f9755f58096ac6e8ca94a1887e0534e2d81",
+        "rev": "ca534a76c4afb2bdc07b681dbc11b453bab21af8",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1749727998,
-        "narHash": "sha256-mHv/yeUbmL91/TvV95p+mBVahm9mdQMJoqaTVTALaFw=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "fd487183437963a59ba763c0cc4f27e3447dd6dd",
         "type": "github"
       },
       "original": {
@@ -71,11 +37,27 @@
         "type": "github"
       }
     },
+    "nixpkgs-unstable": {
+      "locked": {
+        "lastModified": 1762361079,
+        "narHash": "sha256-lz718rr1BDpZBYk7+G8cE6wee3PiBUpn8aomG/vLLiY=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "ffcdcf99d65c61956d882df249a9be53e5902ea5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
-        "catppuccin": "catppuccin",
         "home-manager": "home-manager",
-        "nixpkgs": "nixpkgs_2"
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-unstable": "nixpkgs-unstable"
       }
     }
   },

flake.nix

@@ -3,8 +3,7 @@
 
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05";
-
+    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixpkgs-unstable";
-    catppuccin.url = "github:catppuccin/nix";
 
     home-manager = {
       url = "github:nix-community/home-manager/release-25.05";
@@ -13,24 +12,34 @@
 
   };
 
-  outputs = inputs@{ self, nixpkgs, catppuccin, home-manager, ... }: {
+  outputs = inputs@{ self, nixpkgs, home-manager, ... }:
-
+    let
-
-    nixosConfigurations = {
-      segfault-machine = nixpkgs.lib.nixosSystem {
       system = "x86_64-linux";
-	specialArgs = { inherit inputs; };
+      lib = nixpkgs.lib;
+      pkgs-unstable = import inputs.nixpkgs-unstable {
+        system = system;
+        config.allowUnfree = true;
+      };
+    in
+    {
+      nixosConfigurations = {
+        segfault-machine = lib.nixosSystem {
+          inherit system; # inherited it from 'let' block
+
+          specialArgs = { inherit pkgs-unstable; };
+
           modules = [
             ./hosts/segfault-machine/configuration.nix
 
-          home-manager.nixosModules.home-manager
+            home-manager.nixosModules.home-manager {
-          {
               home-manager.backupFileExtension = "backup";
               home-manager.useGlobalPkgs = true;
               home-manager.useUserPackages = true;
 
+
+
               home-manager.users.lukas.imports = [
-	      ./home/lukas/default.nix
+                ./home/lukas/laptop/default.nix
               ];
 
               home-manager.extraSpecialArgs = { inherit inputs; };
@@ -38,6 +47,28 @@
             }
           ];
         };
+
+        segfault-tower = nixpkgs.lib.nixosSystem {
+          system = "x86_64-linux";
+          specialArgs = { inherit pkgs-unstable; };
+          modules = [
+            ./hosts/segfault-tower/configuration.nix
+
+
+            home-manager.nixosModules.home-manager {
+              home-manager.backupFileExtension = "backup";
+              home-manager.useGlobalPkgs = true;
+              home-manager.useUserPackages = true;
+
+              home-manager.users.lukas.imports = [
+                ./home/lukas/tower/default.nix
+              ];
+
+              home-manager.extraSpecialArgs = { inherit inputs; };
+            }
+          ];
+        };
+
       };
   };
 }

home/lukas/catppuccin.nix

@@ -1,30 +0,0 @@
-{ inputs, pkgs, ... }:
-{
-  imports = [ inputs.catppuccin.homeModules.catppuccin ];
-
-  catppuccin = {
-    accent = "mauve";
-    flavor = "mocha";
-    enable = true;
-
-    bat.enable   = true;   # <- installs Catppuccin-Mocha.tmTheme
-    delta.enable = true;   # <- colours delta with your mauve accent
-  };
-
-  gtk = {
-    enable = true;
-    catppuccin = {
-      enable = true;
-      cursor = {
-        enable = true;
-        flavor = "mocha";
-        accent = "mauve";
-      };
-    };
-    cursorTheme = {
-      size = 38;
-      name = "catppuccin-mocha-mauve-cursors";
-    };
-  };
-
-}

home/lukas/common/alacritty.nix

@@ -0,0 +1,19 @@
+{ pkgs, ... }:
+
+{
+  programs.alacritty = {
+    enable = true;
+    settings = {
+
+      terminal.shell = {
+        program = "${pkgs.tmux}/bin/tmux";
+        args = [ "new-session" "-A" "-s" "main" ];
+      };
+
+      window = {
+          opacity = 0.85;
+     };
+    };
+  };
+}
+

home/lukas/common/brave.nix

@@ -2,6 +2,11 @@
   programs.brave = {
     enable = true;
 
+    commandLineArgs = [
+      "--force-dark-mode"
+      #"--enable-features=WebContentsForceDark"
+    ];
+
     extensions = [
       # Catppuccin for GitHub File Explorer Icons
       { id = "lnjaiaapbakfhlbjenjkhffcdpoompki"; }

home/lukas/common/emacs.nix

@@ -1,7 +1,7 @@
 { pkgs, ... }:
 
 let
-  grammars = pkgs.emacsPackages.treesit-grammars.with-all-grammars;
+  grammars = pkgs.emacs.pkgs.treesit-grammars.with-all-grammars;
 in
 {
   programs.emacs = {

home/lukas/common/git.nix

@@ -0,0 +1,29 @@
+let
+  userPubKey1 = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAII1DsMfyMUK0snbTeVWMmdzLP9NIvPoQ4tjqyREUMHwZ mail@lukas.contact";
+  userPubKey2 = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPmRbejTJaDOK7SHXz/geA7aDrcjFPR+G6YQLy55hjdR lukas@epple.contact";
+in {
+  home.file.".ssh/allowed_signers".text = ''
+    * ${userPubKey1}
+    * ${userPubKey2}
+  '';
+
+  programs.git = {
+    enable = true;
+    userName= "Lukas";
+    userEmail = "mail@lukas.contact";
+
+    extraConfig = {
+      commit.gpgsign = true;
+      gpg.format = "ssh";
+      gpg.ssh.allowedSignersFile = "~/.ssh/allowed_signers";
+      user.signingkey = "~/.ssh/id_ed25519.pub";
+      pull.rebase = false;
+      init.defaultBranch = "master";
+      core.sshCommand = "ssh -4";
+    };
+  };
+}
+
+
+
+

home/lukas/common/libreoffice.nix

@@ -0,0 +1,13 @@
+{ pkgs, ... }:
+
+let
+  libreoffice = pkgs.libreoffice;
+in {
+
+  home.packages = with pkgs; [
+    libreoffice
+    hunspell
+    hunspellDicts.en_US
+    hunspellDicts.de_DE
+  ];
+}

home/lukas/common/shell.nix

@@ -7,7 +7,7 @@
     syntaxHighlighting.enable = true;
     autosuggestion.enable = true;
 
-    initContent = "source /etc/nixos/home/lukas/p10k.zsh";
+    initContent = "source /etc/nixos/home/lukas/common/p10k.zsh";
     sessionVariables = {
       POWERLEVEL9K_DISABLE_CONFIGURATION_WIZARD = "true";
     };
@@ -28,13 +28,8 @@
       la = "eza --icons -a";                            # show all dot-files, short
       lt = "eza -T --icons --git-ignore --level=4";     # pretty tree, two levels deep
 
-      gs = "git status --short --branch";
-      gl = "git log --oneline --graph --decorate";
-
       cat  ="bat --style=plain --pager=cat";            # pretty ‘cat’
       less ="bat --style=plain --pager=less";           # pretty ‘less’
-
-      update = "sudo nixos-rebuild switch --flake /etc/nixos/#segfault-machine";
     };
 
   };

home/lukas/common/tmux.nix

@@ -9,16 +9,16 @@
       set-option -g history-limit 50000
       set -g default-shell "${pkgs.zsh}/bin/zsh"
       set -g default-terminal "tmux-256color"
+
+      # split bindings: prefix+v = vertical split (side-by-side)
+      bind v split-window -h
+
+      # split bindings: prefix+h = horizontal split (top/bottom)
+      bind h split-window -v
+
+      # hide the status bar
+      set -g status off
+
     '';
   };
-
-
-  programs.alacritty = {
-    enable = true;
-    settings.terminal.shell = {
-        program = "${pkgs.tmux}/bin/tmux";
-        args = [ "new-session" "-A" "-s" "main" ];
-      };
-  };
 }
-

home/lukas/common/xgd.nix

@@ -1,5 +1,3 @@
-{ pkgs, ... }:
-
 {
   xdg.enable = true;
   xdg.mimeApps = {

home/lukas/default.nix

@@ -1,22 +0,0 @@
-{ config, pkgs, ... }:
-
-{
-  imports = [
-    ./brave.nix
-    ./catppuccin.nix
-    ./direnv.nix
-    ./emacs.nix
-    ./git.nix
-    ./packages.nix
-    ./shell.nix
-    ./terminal.nix
-    ./xgd.nix
-    ./hyprland.nix
-    ./rofi.nix
-  ];
-
-  home.username = "lukas";
-  home.homeDirectory = "/home/lukas";
-  home.stateVersion = "25.05";
-}
-

home/lukas/git.nix

@@ -1,22 +0,0 @@
-{ config, lib, pkgs, ... }:
-let
-  userPubKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAII1DsMfyMUK0snbTeVWMmdzLP9NIvPoQ4tjqyREUMHwZ mail@lukas.contact";
-in {
-  home.file.".ssh/allowed_signers".text = "* ${userPubKey}";
-
-  programs.git = {
-    enable = true;
-    userName  = "Lukas";
-    userEmail = "mail@lukas.contact";
-    extraConfig = {
-      commit.gpgsign = true;
-      gpg.format = "ssh";
-      gpg.ssh.allowedSignersFile = "~/.ssh/allowed_signers";
-      user.signingkey = "~/.ssh/id_ed25519.pub";
-    };
-  };
-}
-
-
-
-

home/lukas/hyprland.nix

@@ -1,81 +0,0 @@
-{
-  wayland.windowManager.hyprland = {
-    enable = true;
-    settings = {
-      "$mod" = "ALT";
-
-      exec-once = [
-        "waybar"
-        "dunst"
-        "nm-applet"
-        "blueman-applet"
-        "swww-daemon"
-      ];
-
-      binds = {
-        allow_workspace_cycles = true;
-      };
-
-      xwayland = {
-        force_zero_scaling = true;
-      };
-
-
-      bind = [
-
-        # terminal
-        "$mod, Return, exec, alacritty"
-
-        # kill current window
-        "$mod, Q, killactive,"
-
-        # lock screen
-        "$mod, L, exec, hyprlock"
-
-        # emacs
-        "$mod, e, exec, emacs"
-
-        # Rofi launcher
-        "$mod, SPACE, exec, rofi -show drun -theme ~/.config/rofi/theme.rasi"
-
-        # Toggle fullscreen
-        "$mod, M, fullscreen, 2"
-
-        # cycle windows
-        "$mod, N, cyclenext"
-
-        # cycle workspaces
-        "$mod, TAB, workspace, r+1"
-
-
-        # Switch to workspace 1–3
-        "$mod, 1, workspace, 1"
-        "$mod, 2, workspace, 2"
-        "$mod, 3, workspace, 3"
-
-      ];
-
-      general = {
-        gaps_in = 4;
-        gaps_out = 8;
-        border_size = 0;
-        layout = "dwindle";
-      };
-
-      input = {
-        kb_layout = "de";
-        touchpad.disable_while_typing = true;
-      };
-
-      cursor = {
-        inactive_timeout = 5;
-      };
-
-      decoration = {
-        rounding = 6;
-        blur.enabled = false;
-        shadow.enabled = false;
-      };
-    };
-  };
-}

home/lukas/laptop/default.nix

@@ -0,0 +1,22 @@
+{
+  imports = [
+    ../common/brave.nix
+    ../common/direnv.nix
+    ../common/emacs.nix
+    ../common/git.nix
+    ../common/shell.nix
+    ../common/alacritty.nix
+    ../common/tmux.nix
+    ../common/xgd.nix
+    ../common/libreoffice.nix
+    ./packages.nix
+    ./hyprland.nix
+    ./waybar.nix
+    ./rofi.nix
+  ];
+
+  home.username = "lukas";
+  home.homeDirectory = "/home/lukas";
+  home.stateVersion = "25.05";
+}
+

home/lukas/laptop/hyprland.nix

@@ -0,0 +1,157 @@
+{ pkgs, ... }:
+{
+  home.pointerCursor = {
+    name = "Vanilla-DMZ";
+    package = pkgs.vanilla-dmz;
+    size = 24;
+    gtk.enable = true;
+    x11.enable = true;
+  };
+
+  wayland.windowManager.hyprland = {
+    enable = true;
+
+    settings = {
+      "$mod" = "ALT";
+
+      exec-once = [
+        "waybar"
+        "dunst"
+        "kwalletd6"
+        "nm-applet"
+        "blueman-applet"
+        "swww-daemon"
+        "swayidle -w timeout 300 'hyprlock' timeout 360 'hyprctl dispatch dpms off' resume 'hyprctl dispatch dpms on' before-sleep 'hyprlock'"
+        "swww img $HOME/Bilder/Wallpapers/mountain.jpg"
+        "nextcloud"
+      ];
+
+
+      env = [
+        "HYPRCURSOR_THEME,Vanilla-DMZ"
+        "HYPRCURSOR_SIZE,24"
+        "XCURSOR_THEME,Vanilla-DMZ"
+        "GDK_SCALE,2"
+        "XCURSOR_SIZE,32"
+      ];
+
+      #windowrulev2 = [
+        # do not let scenbuilder take focus
+      #  "nofocus, title:^(.*java.*)$"
+      #];
+
+
+
+
+      monitor = [
+        ", highres, auto, 1"
+      ];
+
+
+      binds = {
+        allow_workspace_cycles = true;
+      };
+
+      xwayland = {
+        force_zero_scaling = true;
+      };
+
+      # windowrule = "stayfocused,^(com.oracle.javafx.scenebuilder.app.SceneBuilderApp)$";
+
+
+      bind = [
+
+        # terminal
+        "$mod, Return, exec, alacritty"
+
+        # kill current window
+        "$mod, Q, killactive,"
+
+        # lock screen
+        "$mod, L, exec, hyprlock"
+
+        "$mod, S, togglefloating"
+
+        # emacs
+        "$mod, e, exec, emacs"
+
+        # Rofi launcher
+        "$mod, SPACE, exec, rofi -show drun"
+
+        # Toggle fullscreen
+        "$mod, M, fullscreen, 2"
+
+        # cycle windows
+        "$mod, N, cyclenext"
+        # cycle workspaces
+        "$mod, Tab, workspace, r+1"
+        "$mod Shift, Tab, workspace, r-1"
+
+        "$mod, V, togglefloating"
+
+        # Switch to workspace 1–9
+        "$mod, 1, workspace, 1"
+        "$mod, 2, workspace, 2"
+        "$mod, 3, workspace, 3"
+        "$mod, 4, workspace, 4"
+        "$mod, 5, workspace, 5"
+        "$mod, 6, workspace, 6"
+        "$mod, 7, workspace, 7"
+        "$mod, 8, workspace, 8"
+        "$mod, 9, workspace, 9"
+
+        "$mod SHIFT, 1, movetoworkspace, 1"
+        "$mod SHIFT, 2, movetoworkspace, 2"
+        "$mod SHIFT, 3, movetoworkspace, 3"
+        "$mod SHIFT, 4, movetoworkspace, 4"
+        "$mod SHIFT, 5, movetoworkspace, 5"
+        "$mod SHIFT, 6, movetoworkspace, 6"
+        "$mod SHIFT, 7, movetoworkspace, 7"
+        "$mod SHIFT, 8, movetoworkspace, 8"
+        "$mod SHIFT, 9, movetoworkspace, 9"
+
+        # screenshot
+        ", PRINT, exec, hyprshot -m region --clipboard-only"
+
+        # toggle muting speacers and mic
+        ", XF86AudioMute,        exec, wpctl set-mute   @DEFAULT_AUDIO_SINK@ toggle"
+        ", XF86AudioMicMute,     exec, wpctl set-mute   @DEFAULT_AUDIO_SOURCE@ toggle"
+      ];
+
+      binde = [
+        # audio
+        ", XF86AudioLowerVolume, exec, wpctl set-volume -l 1.25 @DEFAULT_AUDIO_SINK@ 5%-"
+        ", XF86AudioRaiseVolume, exec, wpctl set-volume -l 1.25 @DEFAULT_AUDIO_SINK@ 5%+"
+
+        # brightness
+        ", XF86MonBrightnessDown, exec, brightnessctl set 10%-"
+        ", XF86MonBrightnessUp,   exec, brightnessctl set 10%+"
+      ];
+
+
+      general = {
+        gaps_in = 4;
+        gaps_out = 8;
+        border_size = 0;
+        layout = "dwindle";
+      };
+
+      input = {
+        kb_layout = "de";
+        touchpad.disable_while_typing = true;
+      };
+
+      cursor = {
+        inactive_timeout = 5;
+      };
+
+      decoration = {
+        rounding = 6;
+        blur.enabled = false;
+        shadow.enabled = false;
+      };
+    };
+  };
+
+  services.udiskie.enable = true;
+}

home/lukas/laptop/packages.nix

@@ -0,0 +1,62 @@
+{ pkgs, ... }:
+
+{
+  fonts.fontconfig.enable = true;
+
+  home.packages = [
+    pkgs.thunderbird
+    pkgs.nextcloud-client
+    pkgs.keepassxc
+    pkgs.telegram-desktop
+    pkgs.element-desktop
+
+    pkgs.tree
+    pkgs.htop
+    pkgs.neovim
+    pkgs.wget
+    pkgs.unzip
+
+    pkgs.feather
+    pkgs.electrum
+
+    pkgs.firefox
+
+    pkgs.zathura
+    pkgs.xfce.thunar
+    pkgs.ranger
+
+    pkgs.nerd-fonts.fira-code
+    pkgs.fira-code
+    pkgs.meslo-lgs-nf
+
+    pkgs.eza
+    pkgs.bat
+    pkgs.ripgrep
+
+    pkgs.seahorse
+
+    pkgs.binutils
+    pkgs.gcc
+
+    pkgs.scenebuilder
+
+    pkgs.nil
+
+    pkgs.quickemu
+
+    pkgs.zotero
+    pkgs.jabref
+
+    (pkgs.aspellWithDicts
+      (dicts: with dicts; [ de en en-computers ]))
+
+    # stuff for the waybar
+    pkgs.nerd-fonts.jetbrains-mono
+    pkgs.brightnessctl
+    pkgs.bluez
+    pkgs.bluetui
+    pkgs.jq
+    pkgs.lm_sensors
+  ];
+}
+

home/lukas/laptop/rofi.nix

@@ -1,3 +1,5 @@
+{config, ...}:
+
 let
   fullTheme = ''
     * {
@@ -109,7 +111,11 @@ let
     }
   '';
 in {
-  programs.rofi.enable = true;
-
   home.file.".config/rofi/theme.rasi".text = fullTheme;
+
+
+  programs.rofi = {
+    enable = true;
+    theme  = "${config.xdg.configHome}/rofi/theme.rasi";
+  };
 }

home/lukas/laptop/waybar.nix

@@ -0,0 +1,241 @@
+let
+  fullStyle = ''
+    * {
+      min-height: 0;
+      min-width: 0;
+      font-family: FiraCode;
+      font-size: 16px;
+      font-weight: 600;
+    }
+
+    window#waybar {
+      transition-property: background-color;
+      transition-duration: 0.5s;
+      /* background-color: #1e1e2e; */
+      /* background-color: #181825; */
+      background-color: #11111b;
+      /* background-color: rgba(24, 24, 37, 0.6); */
+    }
+
+    #workspaces button {
+      padding: 0.3rem 0.6rem;
+      margin: 0.4rem 0.25rem;
+      border-radius: 6px;
+      /* background-color: #181825; */
+      background-color: #1e1e2e;
+      color: #cdd6f4;
+    }
+
+    #workspaces button:hover {
+      color: #1e1e2e;
+      background-color: #cdd6f4;
+    }
+
+    #workspaces button.active {
+      background-color: #1e1e2e;
+      color: #89b4fa;
+    }
+
+    #workspaces button.urgent {
+      background-color: #1e1e2e;
+      color: #f38ba8;
+    }
+
+    #clock,
+    #pulseaudio,
+    #custom-logo,
+    #custom-power,
+    #custom-spotify,
+    #custom-notification,
+    #cpu,
+    #tray,
+    #memory,
+    #window,
+    #mpris {
+      padding: 0.3rem 0.6rem;
+      margin: 0.4rem 0.25rem;
+      border-radius: 6px;
+      /* background-color: #181825; */
+      background-color: #1e1e2e;
+    }
+
+    #mpris.playing {
+      color: #a6e3a1;
+    }
+
+    #mpris.paused {
+      color: #9399b2;
+    }
+
+    #custom-sep {
+      padding: 0px;
+      color: #585b70;
+    }
+
+    window#waybar.empty #window {
+      background-color: transparent;
+    }
+
+    #cpu {
+      color: #94e2d5;
+    }
+
+    #memory {
+      color: #cba6f7;
+    }
+
+    #clock {
+      color: #74c7ec;
+    }
+
+    #clock.simpleclock {
+      color: #89b4fa;
+    }
+
+    #window {
+      color: #cdd6f4;
+    }
+
+    #pulseaudio {
+      color: #b4befe;
+    }
+
+    #pulseaudio.muted {
+      color: #a6adc8;
+    }
+
+    #custom-logo {
+      color: #89b4fa;
+    }
+
+    #custom-power {
+      color: #f38ba8;
+    }
+
+    tooltip {
+      background-color: #181825;
+      border: 2px solid #89b4fa;
+    }
+  '';
+
+  fullConfig = ''
+{
+  "layer": "top",
+  "position": "top",
+  "height": 32,
+  "spacing": 0,
+  "modules-left": [
+    "hyprland/workspaces",
+  ],
+  "modules-right": [
+    "pulseaudio",
+    "backlight",
+    "bluetooth",
+    "network",
+    "battery",
+    "clock",
+    "tray",
+    "custom/reboot",
+    "custom/power"
+  ],
+  "hyprland/workspaces": {
+    "disable-scroll": false,
+    "all-outputs": true,
+    "format": "{icon}",
+    "on-click": "activate",
+    "persistent-workspaces": {
+    "*":[1,2,3,4]
+    },
+    "format-icons": {
+      "1": "󰞷",
+      "2": "󰖟",
+      "3": "",
+      "4": "",
+      "default": ""
+    }
+  },
+  "custom/reboot": {
+    "format": "<span color='#FFD700'>  </span>",
+    "on-click": "systemctl reboot",
+    "tooltip": true,
+  },
+  "custom/power": {
+    "format": "<span color='#FF4040'>  </span>",
+    "on-click": "systemctl poweroff",
+    "tooltip": true,
+  },
+  "network": {
+    "format-wifi": "<span color='#00FFFF'> 󰤨 </span>{essid} ",
+    "format-ethernet": "<span color='#7FFF00'> </span>Wired ",
+    "tooltip-format": "<span color='#FF1493'> 󰅧 </span>{bandwidthUpBytes}  <span color='#00BFFF'> 󰅢 </span>{bandwidthDownBytes}",
+    "format-linked": "<span color='#FFA500'> 󱘖 </span>{ifname} (No IP) ",
+    "format-disconnected": "<span color='#FF4040'>  </span>Disconnected ",
+    "format-alt": "<span color='#00FFFF'> 󰤨 </span>{signalStrength}% ",
+    "interval": 1
+  },
+  "battery": {
+    "states": {
+      "warning": 30,
+      "critical": 15
+    },
+    "format": "<span color='#28CD41'> {icon} </span>{capacity}% ",
+    "format-charging": " 󱐋{capacity}%",
+    "interval": 1,
+    "format-icons": ["󰂎", "󰁼", "󰁿", "󰂁", "󰁹"],
+    "tooltip": true
+  },
+  "pulseaudio": {
+    "format": "<span color='#00FF7F'>{icon}</span>{volume}% ",
+    "format-muted": "<span color='#FF4040'> 󰖁 </span>0% ",
+    "format-icons": {
+      "headphone": "<span color='#BF00FF'>  </span>",
+      "hands-free": "<span color='#BF00FF'>  </span>",
+      "headset": "<span color='#BF00FF'>  </span>",
+      "phone": "<span color='#00FFFF'>  </span>",
+      "portable": "<span color='#00FFFF'>  </span>",
+      "car": "<span color='#FFA500'>  </span>",
+      "default": [
+        "<span color='#808080'>  </span>",
+        "<span color='#FFFF66'>  </span>",
+        "<span color='#00FF7F'>  </span>"
+      ]
+    },
+    "on-click-right": "pavucontrol -t 3",
+    "on-click": "pactl -- set-sink-mute 0 toggle",
+  },
+  "clock": {
+    "interval": 1,
+    "timezone": "Europe/Berlin",
+    "format": "<span color='#BF00FF'>  </span>{:%H:%M} ",
+  },
+  "tray": {
+    "icon-size": 17,
+    "spacing": 6
+  },
+  "backlight": {
+    "device": "intel_backlight",
+    "format": "<span color='#FFD700'>{icon}</span>{percent}% ",
+    "tooltip": true,
+    "format-icons": [
+      "<span color='#696969'> 󰃞 </span>",
+      "<span color='#A9A9A9'> 󰃝 </span>",
+      "<span color='#FFFF66'> 󰃟 </span>",
+      "<span color='#FFD700'> 󰃠 </span>"
+    ]
+  },
+  "bluetooth": {
+    "format": "<span color='#00BFFF'>  </span>{status} ",
+    "format-connected": "<span color='#00BFFF'>  </span>{device_alias} ",
+    "format-connected-battery": "<span color='#00BFFF'>  </span>{device_alias}{device_battery_percentage}% ",
+    "tooltip-format": "{controller_alias}\t{controller_address}\n\n{num_connections} connected",
+    "tooltip-format-connected": "{controller_alias}\t{controller_address}\n\n{num_connections} connected\n\n{device_enumerate}",
+    "tooltip-format-enumerate-connected": "{device_alias}\t{device_address}",
+    "tooltip-format-enumerate-connected-battery": "{device_alias}\t{device_address}\t{device_battery_percentage}%",
+    "on-click": "blueman-manager"
+  }
+}
+  '';
+in {
+  home.file.".config/waybar/style.css".text = fullStyle;
+  home.file.".config/waybar/config.jsonc".text = fullConfig;
+}

home/lukas/tower/default.nix

@@ -0,0 +1,19 @@
+{
+  imports = [
+    ./packages.nix
+    ../common/brave.nix
+    ../common/direnv.nix
+    ../common/emacs.nix
+    ../common/git.nix
+    ../common/shell.nix
+    ../common/alacritty.nix
+    ../common/tmux.nix
+    ../common/xgd.nix
+    ../common/libreoffice.nix
+  ];
+
+  home.username = "lukas";
+  home.homeDirectory = "/home/lukas";
+  home.stateVersion = "25.05";
+}
+

home/lukas/tower/packages.nix

@@ -9,6 +9,7 @@
     pkgs.keepassxc
     pkgs.telegram-desktop
     pkgs.element-desktop
+    pkgs.tidal-hifi
 
     pkgs.tree
     pkgs.htop
@@ -16,6 +17,16 @@
     pkgs.wget
     pkgs.unzip
 
+    pkgs.open-webui
+    pkgs.librechat
+
+    pkgs.feather
+
+    pkgs.firefox
+
+    pkgs.ranger
+    pkgs.zathura
+
     pkgs.nerd-fonts.fira-code
     pkgs.fira-code
     pkgs.meslo-lgs-nf
@@ -24,14 +35,20 @@
     pkgs.bat
     pkgs.ripgrep
 
+    pkgs.seahorse
+
     pkgs.binutils
     pkgs.gcc
 
+    # pkgs.scenebuilder
+
     pkgs.nil
 
+    pkgs.zotero
+    pkgs.jabref
+
     (pkgs.aspellWithDicts
       (dicts: with dicts; [ de en en-computers ]))
-
   ];
 }
 

home/lukas/waybar.nix

@@ -1,44 +0,0 @@
-{ pkgs, ... }:
-
-{
-  home.packages = with pkgs; [
-    waybar networkmanagerapplet 
-  ];
-  programs.waybar = {
-    catppuccin.enable = true;
-    enable = true;
-    systemd.enable = true;        # auto-restart on crashes
-    settings = {
-      mainBar = {
-        layer = "top";
-        position = "top";
-        height = 32;
-        modules-left  = [ "hyprland/workspaces" ];
-        modules-center = [ "clock" ];
-        modules-right = [
-          "network"
-          "pulseaudio"
-          "battery"
-          "tray"
-        ];
-
-        # `network` module shows SSID + signal; no need for nm-applet text
-        "network" = {
-          format-wifi = "{ssid}    {signalStrength}%";
-          format-disconnected = "";
-        };
-      };
-    };
-  };
-
-  # Start nm-applet once; Waybar's SNI tray picks it up.
-  systemd.user.services."nm-applet" = {
-    Unit.Description = "NetworkManager Applet";
-    Service = {
-      ExecStart = "${pkgs.networkmanagerapplet}/bin/nm-applet --indicator";
-      Restart   = "on-failure";
-    };
-    Install.WantedBy = [ "graphical-session.target" ];
-  };
-}
-

hosts/segfault-machine/configuration.nix

@@ -1,13 +1,19 @@
-{ pkgs, ... }: {
+{ pkgs, ... }:
+{
   imports = [
     ./hardware.nix
     ../../users/lukas.nix
     ../../modules/desktop/hyprland.nix
     ../../modules/input/katana.nix
     ../../modules/networking/networkmanager.nix
+    ../../modules/networking/bluetooth.nix
     ../../modules/system/locale.nix
     ../../modules/system/audio.nix
     ../../modules/system/printing.nix
+    ../../modules/system/docker.nix
+    ../../modules/system/gpg.nix
+    ../../modules/system/virtualbox.nix
+    ../../modules/system/mullvad.nix
   ];
 
   networking.hostName = "segfault-machine";

hosts/segfault-machine/hardware.nix

@@ -13,6 +13,9 @@
   boot.kernelModules = [ "kvm-amd" ];
   boot.extraModulePackages = [ ];
 
+  boot.kernelParams = [ "amd_iommu=on" ];
+
+
   fileSystems."/" =
     { device = "/dev/disk/by-uuid/5af0ed50-72c4-4bee-8c6e-7b0556cffbc7";
       fsType = "ext4";
@@ -41,9 +44,7 @@
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
   hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 
-  hardware.bluetooth = {
+  services.hardware.bolt.enable = true;
-    enable = true;
-    powerOnBoot = true;
-  };
 
+  services.fwupd.enable = true;
 }

hosts/segfault-tower/configuration.nix

@@ -0,0 +1,46 @@
+# Edit this configuration file to define what should be installed on
+# your system.  Help is available in the configuration.nix(5) man page
+# and in the NixOS manual (accessible by running ‘nixos-help’).
+
+{ pkgs, ... }:
+
+{
+  imports = [
+    ./hardware.nix
+    ../../users/lukas.nix
+    ../../modules/desktop/gnome.nix
+    ../../modules/input/katana.nix
+    ../../modules/input/qmk.nix
+    ../../modules/networking/networkmanager.nix
+    ../../modules/networking/bluetooth.nix
+    ../../modules/system/locale.nix
+    ../../modules/system/nvidia.nix
+    ../../modules/system/audio.nix
+    ../../modules/system/printing.nix
+    ../../modules/system/docker.nix
+    ../../modules/system/gpg.nix
+    ../../modules/system/virtualbox.nix
+    ../../modules/system/mullvad.nix
+    ../../modules/services/ollama.nix
+  ];
+
+  # Bootloader.
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
+  boot.kernelPackages = pkgs.linuxPackages_latest;
+
+  boot.initrd.luks.devices."luks-b10eb0c6-67b8-40b6-bba4-83d38267abad".device = "/dev/disk/by-uuid/b10eb0c6-67b8-40b6-bba4-83d38267abad";
+
+  boot.resumeDevice = "/dev/mapper/luks-b10eb0c6-67b8-40b6-bba4-83d38267abad";
+
+  hardware.enableAllFirmware = true;
+
+  networking.hostName = "segfault-tower";
+
+  nixpkgs.config.allowUnfree = true;
+
+  # Version festlegen
+  system.stateVersion = "25.05";
+  nix.settings.experimental-features = [ "nix-command" "flakes" ];
+}

hosts/segfault-tower/hardware.nix

@@ -0,0 +1,38 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "ahci" "usbhid" "usb_storage" "sd_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-amd" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/70a079c3-a222-473d-ba56-2f9bc60de4b5";
+      fsType = "ext4";
+    };
+
+  boot.initrd.luks.devices."luks-947b9aa6-e5dc-4e1e-83a7-7a77a7fe84f5".device = "/dev/disk/by-uuid/947b9aa6-e5dc-4e1e-83a7-7a77a7fe84f5";
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/E034-ADEC";
+      fsType = "vfat";
+      options = [ "fmask=0077" "dmask=0077" ];
+    };
+
+  swapDevices =
+    [ 
+      { device = "/dev/disk/by-uuid/9afed355-7650-43ae-9fae-1d6c1135f6ee"; }
+    ];
+
+  networking.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

modules/desktop/gnome.nix

@@ -1,21 +1,19 @@
-{ config, pkgs, lib, ... }:
+{ pkgs, ... }:
 
 {
-  # --- GNOME on Wayland --------------------------------------------------
+  services.xserver = {
-  services.xserver.enable                      = true;
+    displayManager.gdm.enable = true;
-  services.xserver.displayManager.gdm.enable   = true;
+    desktopManager.gnome.enable = true;
-  services.xserver.desktopManager.gnome.enable = true;
+  };
 
-  # Electron/Chromium apps → Wayland
-  environment.sessionVariables.NIXOS_OZONE_WL  = "1";
 
-  # # --- dconf service & keyboard repeat ----------------------------------
+  # To disable installing GNOME's suite of applications
-  # programs.dconf.enable = true;   # ← brings the `dconf` option into scope!
+  # and only be left with GNOME shell.
+  services.gnome.core-apps.enable = true;
+  services.gnome.core-developer-tools.enable = false;
+  services.gnome.games.enable = false;
+  environment.gnome.excludePackages = with pkgs; [ gnome-tour gnome-user-docs ];
 
-  # dconf.settings = {
+  environment.systemPackages = [ pkgs.gnomeExtensions.appindicator  ];
-  #   "org/gnome/desktop/peripherals/keyboard" = {
+  services.udev.packages = [ pkgs.gnome-settings-daemon ];
-  #     delay           = lib.gvariant.mkUint32 200; # ms before first repeat
-  #     repeat-interval = lib.gvariant.mkUint32 25;  # ms between repeats ≈40 cps
-  #   };
-  # };
 }

modules/desktop/hyprland.nix

@@ -11,9 +11,7 @@
     NIXOS_OZONE_WL = "1";
   };
 
-  hardware = {
+  hardware.graphics.enable = true;
-    opengl.enable = true;
-  };
 
   environment.systemPackages = [
     (pkgs.waybar.overrideAttrs (oldAttrs: {
@@ -24,6 +22,9 @@
     pkgs.swww
     pkgs.rofi-wayland
     pkgs.hyprlock
+    pkgs.hyprshot
+    pkgs.swayidle
+    pkgs.udiskie
 
     pkgs.brightnessctl    # adjust backlight via keybindings
     pkgs.scrot            # simple screenshot
@@ -36,6 +37,9 @@
   xdg.portal.enable = true;
   xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
 
+  services.udisks2.enable = true;
+
+
   services.greetd = {
     enable = true;
     settings = {

modules/input/katana.nix

@@ -1,4 +1,3 @@
-{ inputs, pkgs, ... }:
 {
   # Enable the uinput module
   boot.kernelModules = [ "uinput" ];
@@ -28,17 +27,6 @@
     enable = true;
     keyboards = {
       internalKeyboard = {
-        devices = [
-          # Replace the paths below with the appropriate device paths for your setup.
-          # Use `ls /dev/input/by-path/` to find your keyboard devices.
-          "/dev/input/by-path/pci-0000:66:00.0-usb-0:2.3:1.0-event-kbd"
-          "/dev/input/by-path/pci-0000:66:00.0-usb-0:2.4:1.0-event-kbd"
-          "/dev/input/by-path/pci-0000:66:00.0-usb-0:2.4:1.2-event-kbd"
-          "/dev/input/by-path/pci-0000:66:00.0-usbv2-0:2.3:1.0-event-kbd"
-          "/dev/input/by-path/pci-0000:66:00.0-usbv2-0:2.4:1.0-event-kbd"
-          "/dev/input/by-path/pci-0000:66:00.0-usbv2-0:2.4:1.2-event-kbd"
-          "/dev/input/by-path/platform-i8042-serio-0-event-kbd"
-        ];
         extraDefCfg = "process-unmapped-keys yes";
         config = ''
           (defsrc

modules/input/qmk.nix

@@ -0,0 +1,6 @@
+{ pkgs, ... }:
+{
+  hardware.keyboard.qmk.enable = true;
+  environment.systemPackages = with pkgs; [ via qmk ];
+  services.udev.packages = [ pkgs.via ];
+}

modules/networking/bluetooth.nix

@@ -0,0 +1,8 @@
+{
+  hardware.bluetooth = {
+    enable = true;
+    powerOnBoot = false;
+  };
+
+  services.blueman.enable = true;
+}

modules/networking/networkmanager.nix

@@ -1,4 +1,3 @@
-{ config, pkgs, ... }:
 {
   networking.networkmanager.enable = true;
 }

modules/services/ollama.nix

@@ -0,0 +1,45 @@
+{config, pkgs-unstable, ... }:
+
+{
+  services.ollama = {
+    enable = true;
+    package = pkgs-unstable.ollama;
+    acceleration = "cuda";
+    environmentVariables = {
+      OLLAMA_CONTEXT_LENGTH="32000";
+    };
+  };
+
+  systemd.services.ollama.serviceConfig = {
+    Environment = [ "OLLAMA_HOST=0.0.0.0:11434" ];
+  };
+
+  services.open-webui = {
+    package = pkgs-unstable.open-webui;
+    enable = true;
+    port = 8081;
+    environment = {
+      ANONYMIZED_TELEMETRY = "False";
+      DO_NOT_TRACK = "True";
+      SCARF_NO_ANALYTICS = "True";
+      OLLAMA_API_BASE_URL = "http://127.0.0.1:11434/api";
+      OLLAMA_BASE_URL = "http://127.0.0.1:11434";
+      WEBUI_AUTH = "False";
+      FRONTEND_BUILD_DIR = "${config.services.open-webui.stateDir}/build";
+      DATA_DIR = "${config.services.open-webui.stateDir}/data";
+      STATIC_DIR = "${config.services.open-webui.stateDir}/static";
+    };
+  };
+
+  services.searx = {
+    enable = true;
+    redisCreateLocally = true;
+    settings.server = {
+      bind_address = "::1";
+      port = 1111;
+      secret_key = "my ultra secret key";
+    };
+    settings.search.formats = ["html" "json"];
+  };
+
+}

modules/system/docker.nix

@@ -0,0 +1,4 @@
+{
+  virtualisation.docker.enable = true;
+  virtualisation.oci-containers.backend = "docker";
+}

modules/system/gpg.nix

@@ -0,0 +1,10 @@
+{pkgs, ...}:
+
+{
+  services.pcscd.enable = true;
+  programs.gnupg.agent = {
+    enable = true;
+    pinentryPackage = pkgs.pinentry-curses;
+    enableSSHSupport = true;
+  };
+}

modules/system/locale.nix

@@ -1,6 +1,13 @@
 { config, pkgs, ... }:
 
 { 
+  console = {
+    earlySetup = true;
+    useXkbConfig = true;
+  };
+
+  services.xserver.xkb.layout = "de";
+
   time.timeZone = "Europe/Berlin";
   i18n.defaultLocale = "de_DE.UTF-8";
   i18n.extraLocaleSettings = {

modules/system/mullvad.nix

@@ -0,0 +1,5 @@
+{ pkgs, ... }:
+{
+  services.mullvad-vpn.package = pkgs.mullvad-vpn;
+  services.mullvad-vpn.enable = true;
+}

modules/system/nvidia.nix

@@ -0,0 +1,31 @@
+{config, pkgs, ...}:
+{
+
+   nixpkgs.config.allowUnfree = true;
+
+   services.xserver.videoDrivers = ["nvidia"];
+   hardware.graphics = {
+     enable = true;
+     enable32Bit = true;
+   };
+
+   hardware.nvidia = {
+    modesetting.enable = true;
+
+    # Nvidia power management. Experimental, and can cause sleep/suspend to fail.
+    # Enable this if you have graphical corruption issues or application crashes after waking
+    # up from sleep. This fixes it by saving the entire VRAM memory to /tmp/ instead 
+    # of just the bare essentials.
+    powerManagement.enable = true;
+
+    # Fine-grained power management. Turns off GPU when not in use.
+    # Experimental and only works on modern Nvidia GPUs (Turing or newer).
+    # (requires offloading)
+    powerManagement.finegrained = false;
+
+    open = false;
+    nvidiaSettings = true;
+    package = config.boot.kernelPackages.nvidiaPackages.stable;
+  };
+
+}

modules/system/suspend-and-hibernate.nix

@@ -0,0 +1,37 @@
+{ config, pkgs, ... }: let
+  hibernateEnvironment = {
+    HIBERNATE_SECONDS = "3600";
+    HIBERNATE_LOCK = "/var/run/autohibernate.lock";
+  };
+in {
+  systemd.services."awake-after-suspend-for-a-time" = {
+    description = "Sets up the suspend so that it'll wake for hibernation";
+    wantedBy = [ "suspend.target" ];
+    before = [ "systemd-suspend.service" ];
+    environment = hibernateEnvironment;
+    script = ''
+      curtime=$(date +%s)
+      echo "$curtime $1" >> /tmp/autohibernate.log
+      echo "$curtime" > $HIBERNATE_LOCK
+      ${pkgs.util-linux}/bin/rtcwake -m no -s $HIBERNATE_SECONDS
+    '';
+    serviceConfig.Type = "simple";
+  };
+  systemd.services."hibernate-after-recovery" = {
+    description = "Hibernates after a suspend recovery due to timeout";
+    wantedBy = [ "suspend.target" ];
+    after = [ "systemd-suspend.service" ];
+    environment = hibernateEnvironment;
+    script = ''
+      curtime=$(date +%s)
+      sustime=$(cat $HIBERNATE_LOCK)
+      rm $HIBERNATE_LOCK
+      if [ $(($curtime - $sustime)) -ge $HIBERNATE_SECONDS ] ; then
+        systemctl hibernate
+      else
+        ${pkgs.util-linux}/bin/rtcwake -m no -s 1
+      fi
+    '';
+    serviceConfig.Type = "simple";
+  };
+}

modules/system/virtualbox.nix

@@ -0,0 +1,14 @@
+{
+   nixpkgs.config.allowUnfree = true;
+
+   virtualisation.virtualbox.host = {
+     enable = true;
+     enableKvm = true;
+
+     enableHardening = false;
+     addNetworkInterface = false;
+   };
+
+   users.extraGroups.vboxusers.members = [ "lukas" ];
+   virtualisation.virtualbox.host.enableExtensionPack = true;
+}

users/lukas.nix

@@ -1,14 +1,11 @@
-{ config, pkgs, ... }:
-
 {
   users.users.lukas = {
     isNormalUser = true;
     description = "lukas";
-    extraGroups = [ "networkmanager" "wheel" ];
+    extraGroups = [ "networkmanager" "wheel" "docker"];
   };
 
   # Autologin
   services.displayManager.autoLogin.enable = true;
   services.displayManager.autoLogin.user = "lukas";
 }
-