complete restructure

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" ];
+}