Read standard XDG directories via systemd

.local/bin/make-backup

@@ -3,7 +3,7 @@
 export BORG_REPO="/media/backup/"
 export BORG_PASSCOMMAND="cat ${HOME}/.keys/borg-passphrase.txt"
 
-TS_DIR="${HOME}/.local/state/backup"
+TS_DIR="$(systemd-path user-state-private)"/backup
 
 mkdir -p "${TS_DIR}"
 
@@ -11,12 +11,12 @@ backup () {
     target=$1
     directory=$2
 
-    if "${HOME}/.local/bin/dirtree-changed" --directory "${directory}" --check-file "${TS_DIR}/${target}"
+    if "$(systemd-path user-binaries)"/dirtree-changed --directory "${directory}" --check-file "${TS_DIR}/${target}"
     then
         borg create --compression auto,lzma ::"${target}"-\{now\} "${directory}"
         touch "${TS_DIR}/${target}"
     fi
 }
 
-backup circuits "${HOME}/.config/circuits"
-backup documents "${HOME}/Documents"
+backup circuits "$(systemd-path user-configuration)"/circuits
+backup documents "$(systemd-path user-documents)"

.local/bin/package-alert

@@ -1,6 +1,6 @@
 #! /usr/bin/sh
 
-WATCHLIST=~/.local/share/package-alert/watchlist
+WATCHLIST="$(systemd-path user-shared)"/package-alert/watchlist
 
 agg_results=""