Replace manual user/group creation with sysusers.d and tmpfiles.d

pkg/aur/PKGBUILD

@@ -23,11 +23,15 @@ source=(
   "$pkgname-$pkgver.tar.gz::https://github.com/jkingsman/Remote-Terminal-for-MeshCore/archive/refs/tags/$pkgver.tar.gz"
   "remoteterm-meshcore.service"
   "remoteterm.env"
+  "remoteterm-meshcore.sysusers"
+  "remoteterm-meshcore.tmpfiles"
 )
 # sha256sums are recomputed by `updpkgsums` in the publish workflow before
 # the PKGBUILD is pushed to AUR. The committed values are intentionally SKIP
 # so the file is honest about not tracking real hashes in this repo.
 sha256sums=('SKIP'
+            'SKIP'
+            'SKIP'
             'SKIP'
             'SKIP')
 
@@ -111,6 +115,12 @@ package() {
   install -Dm640 "$srcdir/remoteterm.env" \
     "$pkgdir/etc/remoteterm-meshcore/remoteterm.env"
 
+  # System user and data directory
+  install -Dm644 "$srcdir/remoteterm-meshcore.sysusers" \
+    "$pkgdir/usr/lib/sysusers.d/remoteterm-meshcore.conf"
+  install -Dm644 "$srcdir/remoteterm-meshcore.tmpfiles" \
+    "$pkgdir/usr/lib/tmpfiles.d/remoteterm-meshcore.conf"
+
   # License
   install -Dm644 LICENSE.md \
     "$pkgdir/usr/share/licenses/$pkgname/LICENSE"

pkg/aur/remoteterm-meshcore.install

@@ -1,14 +1,3 @@
-pre_install() {
-  getent group  remoteterm > /dev/null || groupadd -r remoteterm
-  getent passwd remoteterm > /dev/null || \
-    useradd -r -g remoteterm -d /var/lib/remoteterm-meshcore -s /sbin/nologin \
-      -c "RemoteTerm for MeshCore" remoteterm
-}
-
-pre_upgrade() {
-  pre_install
-}
-
 post_install() {
   echo "==> Set your radio connection (serial, TCP, or BLE) in"
   echo "==>   /etc/remoteterm-meshcore/remoteterm.env"

pkg/aur/remoteterm-meshcore.sysusers

@@ -0,0 +1 @@
+u remoteterm - "RemoteTerm for MeshCore" /var/lib/remoteterm-meshcore

pkg/aur/remoteterm-meshcore.tmpfiles

@@ -0,0 +1 @@
+d /var/lib/remoteterm-meshcore 0750 remoteterm remoteterm