added documentation and some minor changes

install.sh

@@ -1,16 +1,19 @@
 #!/bin/bash
 GIT_REPO="https://git.willy.club/William/kvs-linuxmint-dloadx"
 GIT_NAME="kvs-linuxmint-dloadx" # Must not contain spaces and/or weird characters
+TARGET_DIR="/opt"
 USERNAME=$(logname)
 
+# v Se om script blir kjoert som root
+
 if [[ $EUID -ne 0 ]]; then
     echo "This script must be run as root." 
     exit 1
 fi
 
-apt update && apt install -y git wine setserial tlp
-systemctl enable tlp --now
-cd /opt/
+apt update && apt install -y git wine setserial tlp #install dependencies
+systemctl enable tlp --now #enable and start nessecary systemd service file
+cd $TARGET_DIR/ #change current working directory
 git clone $GIT_REPO
 cd $GIT_NAME
 
@@ -21,7 +24,7 @@ Description=Wine Serial Fix
 After=network.target
 [Service]
 Type=simple
-ExecStart=bash /opt/$GIT_NAME/wine_serial_fix.sh $USERNAME
+ExecStart=bash $TARGET_DIR/$GIT_NAME/wine_serial_fix.sh $USERNAME
 TimeoutStartSec=0
 [Install]
 WantedBy=graphical.target" > "/etc/systemd/system/wine-serial-fix.service"
@@ -29,7 +32,7 @@ systemctl daemon-reload
 systemctl enable wine-serial-fix.service --now
 
 
-sudo -H -u $USERNAME bash -c "cd /opt/$GIT_NAME && wine DLOADX*.exe"
+sudo -H -u $USERNAME bash -c "cd $TARGET_DIR/$GIT_NAME && wine DLOADX*.exe"
 
 
 echo -e "\e[1;32mFerdig. Logg ut og inn av økten eller start datamaskinen på nytt.\e[0m"