complete restructure

modules/desktop/apps.nix

@@ -0,0 +1,104 @@
+# modules/desktop/apps.nix
+# GUI applications and system packages
+{
+  config,
+  pkgs,
+  inputs,
+  lib,
+  ...
+}:
+
+{
+  environment.systemPackages = with pkgs; [
+    # Core utilities
+    gnupg
+    fastfetch
+    micro
+    wget
+    curl
+    sbctl
+    nil
+    nixd
+
+    # Wayland
+    xwayland-satellite
+    grim
+    slurp
+
+    # File management
+    nautilus
+
+    # Editors and browsers
+    zed-editor
+    inputs.zen-browser.packages.${pkgs.stdenv.hostPlatform.system}.default
+
+    # Desktop shell
+    inputs.noctalia.packages.${pkgs.stdenv.hostPlatform.system}.default
+    inputs.opencode.packages.${pkgs.stdenv.hostPlatform.system}.default
+
+    # Terminal
+    ghostty
+    claude-code
+
+    # Media viewers
+    loupe
+    evince
+    celluloid
+    mpv
+    vlc
+
+    # Music
+    feishin
+    picard
+    beets
+    cava
+
+    # Communication
+    vesktop
+    thunderbird
+    signal-desktop
+    telegram-desktop
+
+    # Office
+    onlyoffice-desktopeditors
+    obsidian
+
+    # System utilities
+    btop
+    mission-center
+    file-roller
+    gnome-disk-utility
+    unzip
+    zip
+    p7zip
+    unrar
+
+    # Recording
+    gpu-screen-recorder
+
+    # Security
+    bitwarden-desktop
+    seahorse
+
+    # Utilities
+    gnome-calculator
+    gnome-clocks
+    baobab
+    localsend
+    protonvpn-gui
+    protonmail-bridge-gui
+
+    # Cloud sync
+    rclone
+  ];
+
+  services.gnome.gnome-keyring.enable = true;
+
+  services.flatpak.enable = true;
+  system.activationScripts.flatpak-flathub.text = ''
+    ${pkgs.flatpak}/bin/flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo || true
+  '';
+
+  programs.yazi.enable = true;
+  programs.firefox.enable = true;
+}

modules/desktop/default.nix

@@ -0,0 +1,9 @@
+# modules/desktop/default.nix
+{
+  imports = [
+    ./niri.nix
+    ./portals.nix
+    ./theming.nix
+    ./apps.nix
+  ];
+}

modules/desktop/niri.nix

@@ -0,0 +1,21 @@
+# modules/desktop/niri.nix
+# Window manager and display configuration
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}:
+
+{
+  services.xserver.enable = true;
+  services.displayManager.ly.enable = true;
+  services.displayManager.defaultSession = "niri";
+
+  services.xserver.xkb = {
+    layout = "de";
+    variant = "nodeadkeys";
+  };
+
+  programs.niri.enable = true;
+}

modules/desktop/portals.nix

@@ -0,0 +1,71 @@
+# modules/desktop/portals.nix
+# XDG portals and polkit authentication
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}:
+
+{
+  xdg.portal = {
+    enable = true;
+    extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
+    config.common = {
+      default = [ "gtk" ];
+      "org.freedesktop.impl.portal.FileChooser" = [ "gtk" ];
+    };
+  };
+
+  security.polkit.enable = true;
+
+  systemd.user.services.polkit-gnome-agent = {
+    description = "Polkit GNOME Authentication Agent";
+    wantedBy = [ "graphical-session.target" ];
+    wants = [ "graphical-session.target" ];
+    after = [ "graphical-session.target" ];
+    serviceConfig = {
+      Type = "simple";
+      ExecStart = "${pkgs.polkit_gnome}/libexec/polkit-gnome-authentication-agent-1";
+      Restart = "on-failure";
+      RestartSec = 1;
+      TimeoutStopSec = 10;
+    };
+  };
+
+  services.gvfs.enable = true;
+  services.udisks2.enable = true;
+  services.gnome.gnome-online-accounts.enable = true;
+
+  environment.systemPackages = with pkgs; [
+    polkit_gnome
+    xdg-utils
+    xdg-user-dirs
+    wl-clipboard
+    wtype
+    wlr-randr
+    wayland-utils
+    cliphist
+    wlsunset
+    brightnessctl
+    wlogout
+    bazaar
+    matugen
+  ];
+
+  environment.sessionVariables = {
+    NIXOS_OZONE_WL = "1";
+    MOZ_ENABLE_WAYLAND = "1";
+    QT_QPA_PLATFORM = "wayland";
+    SDL_VIDEODRIVER = "wayland";
+    _JAVA_AWT_WM_NONREPARENTING = "1";
+    GIO_EXTRA_MODULES = [ "${pkgs.gvfs}/lib/gio/modules" ];
+    XDG_SESSION_TYPE = "wayland";
+    XDG_CURRENT_DESKTOP = "niri";
+    QT_QPA_PLATFORMTHEME = "qt6ct";
+    XCURSOR_THEME = "default";
+    XCURSOR_SIZE = "24";
+  };
+
+  environment.pathsToLink = [ "/share/icons" ];
+}

modules/desktop/theming.nix

@@ -0,0 +1,57 @@
+# modules/desktop/theming.nix
+# Fonts, themes, and visual configuration
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}:
+
+{
+  fonts = {
+    packages = with pkgs; [
+      jetbrains-mono
+      nerd-fonts.jetbrains-mono
+      inter
+      noto-fonts
+      noto-fonts-cjk-sans
+      noto-fonts-color-emoji
+      source-sans
+      source-serif
+      source-code-pro
+      fira-code
+    ];
+
+    fontconfig = {
+      enable = true;
+      defaultFonts = {
+        sansSerif = [
+          "Inter"
+          "Noto Sans"
+        ];
+        serif = [ "Noto Serif" ];
+        monospace = [
+          "JetBrainsMono Nerd Font"
+          "JetBrains Mono"
+        ];
+        emoji = [ "Noto Color Emoji" ];
+      };
+      hinting = {
+        enable = true;
+        style = "slight";
+      };
+      antialias = true;
+      subpixel.rgba = "rgb";
+    };
+  };
+
+  environment.systemPackages = with pkgs; [
+    adw-gtk3
+    adwaita-icon-theme
+    papirus-icon-theme
+    libsForQt5.qt5ct
+    kdePackages.qt6ct
+    dconf-editor
+    nwg-look
+  ];
+}