add config template

borgbackup.config.sh.template

+#!/bin/bash
+export BORG_REPO=""
+export BORG_PASSPHRASE=""
+declare -r COMPRESS="auto,zstd"
+declare -r ADMINMAIL=""
+
+declare -r BORG_PARAMS="
+--exclude-if-present .duplicity-ignore 
+--exclude-if-present .backup-ignore 
+--exclude-if-present .nobackup 
+--exclude-caches 
+--exclude '*/.cache/*'
+"
+declare -r BORG_PATHS="
+/home /etc /root
+"