better fitting of dirs for backup theseus

backup-theseus.sh

@@ -3,7 +3,8 @@
 if [[ -z "${BORG_PASSPHRASE}" ]]; then
     echo 'BORG_PASSPHRASE is not set, `export BORG_PASSPHRASE=PASS`'
 fi
-export BORG_REPO=plex@homeserver.box:/srv/data/backup/borg/theseus
+export BORG_REPO=fileserver@homeserver.box:/srv/data/backup/borg/theseus
+export BORG_BIN="$(which borg)"
 
 # some helpers and error handling:
 info() { printf "\n%s %s\n\n" "$( date )" "$*" >&2; }
@@ -14,7 +15,7 @@ info "Starting backup"
 # Backup the most important directories into an archive named after
 # the machine this script is currently running on:
 
-/usr/local/bin/borg create                         \
+$BORG_BIN create                         \
     --verbose                       \
     --filter AME                    \
     --list                          \
@@ -23,15 +24,12 @@ info "Starting backup"
     --compression zstd,11           \
     --exclude-caches                \
     --exclude 'home/*/.cache/*'     \
-    --exclude 'var/tmp/*'           \
-    --exclude 'var/cache/*'         \
-    --exclude 'srv/data/backup'     \
+    --exclude 'home/.local/share/Steam/*'     \
     --exclude '*/.Trash*'           \
                                     \
     ::'{hostname}-{now}'            \
     /home                           \
-    /etc                            \
-    /var
+    /etc
 
 backup_exit=$?
 
@@ -42,7 +40,7 @@ info "Pruning repository"
 # limit prune's operation to this machine's archives and not apply to
 # other machines' archives also:
 
-/usr/local/bin/borg prune                          \
+$BORG_BIN prune                          \
     --list                          \
     --glob-archives '{hostname}-*'  \
     --show-rc                       \
@@ -56,7 +54,7 @@ prune_exit=$?
 
 info "Compacting repository"
 
-/usr/local/bin/borg compact
+$BORG_BIN compact
 
 compact_exit=$?