My fstab entry:-

//10.1.1.10/store /mnt/fishmythstore cifs username=robert,password=xxxxxxxx,iocharset=utf8,file_mode=0777,dir_mode=0777

To backup to FishMyth:-

sudo mount -a

sudo rsync -urC --delete /srv/homeassistant /mnt/fishmythstore/bak-hass/

crontab:-

15 04 * * * cd /home/robert/ && /usr/bin/docker-compose pull && /usr/bin/docker-compose up -d
45 04 * * * cd /home/robert/ && /usr/bin/docker-compose restart

To Prune Docker Images:-

docker system prune -a