change packages and add needed packages for hermes screen to hermes.nix

modules/home/programs/hermes.nix

@@ -10,17 +10,22 @@
     # (REQUIRED_BINARIES). Der Installer im Screen-Tab kennt nur apt/dnf/pacman.
     home.packages = with pkgs; [
       tigervnc # Xvnc
+      dbus # dbus-run-session
       xfwm4
-      xfce.xfce4-panel
-      xfce.xfdesktop
-      xfce.xfce4-settings # xfsettingsd
-      xfce.xfce4-terminal
+      xfce4-panel
+      xfdesktop
+      xfce4-settings # xfsettingsd
+      xfce4-terminal
       xauth
       xdpyinfo
       setxkbmap
       xprop
       xsetroot
       xset
+      # Der Screen-Launcher schreibt ThemeName=Adwaita-dark und IconThemeName=hicolor
+      # in xsettings.xml; ohne gnome-themes-extra fällt GTK auf ein unthemed Default
+      # zurück (Chromium-Fenster "ohne Theme").
+      gnome-themes-extra
     ];
   };
 }

modules/system/core/packages.nix

@@ -17,16 +17,14 @@
       nautilus
       libwacom
       devenv
-      kdePackages.qt6ct
       gcc
-      clang-tools
       gdb
+      clang-tools
       gnumake
-      libreoffice
       ripgrep
       jq
-      nmgui
       kdePackages.qtdeclarative
+      brightnessctl
     ];
     fonts.packages = with pkgs; [
       inter