cd "$(dirname "$0")"
-git pull --ff-only
install -m 0755 bsnap backup /usr/local/bin/
+
+grep -q BACKUP_PATH /etc/borg-env || sed -i '1s|^|BACKUP_PATH=/a\n|' /etc/borg-env
+grep -q BACKUP_SNAP /etc/borg-env || sed -i '1s|^|BACKUP_SNAP=1\n|' /etc/borg-env
+grep -q BACKUP_EXCLUDE_FILE /etc/borg-env || sed -i '1s|^|BACKUP_EXCLUDE_FILE=/etc/borg-exclude\n|' /etc/borg-env
+
+sed -i 's|backup$|backup /etc/borg-env|' /etc/cron.d/backup