Create Service File to keep service running
[Unit]
Description=transmission tracker add
Requires=network.target
[Service]
### use non root user example below:
#User=debian-transmission
Type=simple
ExecStart=/home/scripts/add-trackers-auto.sh
ExecStop=/bin/kill -s TERM $MAINPID
ExecStopPost=/bin/rm -f /tmp/TTAA.*.lock
KillMode=control-group
StandardOutput=null
CPUSchedulingPolicy=idle
Nice=19
[Install]
WantedBy=multi-user.target