VNC headless ubuntu 18.04

-script pour setté  dconf setting
a venir
-script pour starté le server vnc

#!/bin/bash

#check if screen is present if not installit

    dpkg -s screen &> /dev/null

    if [ $? -ne 0 ]

        then
            echo "Screen is not installed, installing it right now!"
            echo ""
            sudo apt-get update
            sudo apt-get install screen

        else
            echo "Starting VINO-SERVER (vnc)"
    fi

#check if vino vnc server is running

        if screen -list | grep -q "vnc"; then
         echo "VNC vino-server daemon is running restarting it warning any vnc connection may get close."
         screen -X -S vnc kill
        fi

        if nmap localhost | grep -q "59001"; then
         echo "VNC vino-server  is running restarting it warning any vnc connection may get close."
         pkill vino-server
        fi




#start the vino server

export DISPLAY=:0.0

screen -dmS vnc /usr/lib/vino/vino-server