{ pkgs, ... }: {
  # Create VNC startup scripts for different desktop environments
  environment.etc."vnc/xstartup-plasma".source = pkgs.writeScript "xstartup-plasma" ''
    #!/usr/bin/env bash
    
    # Set up environment
    export XDG_CURRENT_DESKTOP=KDE
    export KDE_SESSION_VERSION=5
    export QT_QPA_PLATFORM=xcb
    
    # Start D-Bus if not running
    if [ -z "$DBUS_SESSION_BUS_ADDRESS" ]; then
        eval $(dbus-launch --sh-syntax --exit-with-session)
    fi
    
    # Start Plasma desktop session
    exec startplasma-x11
  '';

  environment.etc."vnc/xstartup-xfce".source = pkgs.writeScript "xstartup-xfce" ''
    #!/usr/bin/env bash
    
    # Set up environment
    export XDG_CURRENT_DESKTOP=XFCE
    export XDG_SESSION_DESKTOP=xfce
    
    # Start D-Bus if not running
    if [ -z "$DBUS_SESSION_BUS_ADDRESS" ]; then
        eval $(dbus-launch --sh-syntax --exit-with-session)
    fi
    
    # Start XFCE session
    exec startxfce4
  '';

  environment.etc."vnc/xstartup-minimal".source = pkgs.writeScript "xstartup-minimal" ''
    #!/usr/bin/env bash

    # Minimal desktop with window manager only
    xrdb $HOME/.Xresources
    xsetroot -solid grey
    
    # Start a simple window manager and terminal
    icewm &
    exec konsole
  '';

  # Make scripts executable
  system.activationScripts.vnc-scripts = ''
    chmod +x /etc/vnc/xstartup-*
  '';
}