Unturned installation start & update

#!/bin/bash
if [ "$1" ==  "start" ]
then

  #Demarrage du serveur
  cd /home/steam/UNTURNED
  ./Unturned.x86_64 -nographics -pei -normal -nosync -pve -players:16 -sv

fi

if [ "$1" == "update" ]
then

  #Installation / Mise a jour du serveur
    cd /home/steam/steamcmd
    ./steamcmd.sh +login anonymous +force_install_dir /home/steam/UNTURNED +app_update 304930 -validate

fi