feat: add various system and theme icons, configuration files, and support assets

squashfs-root/usr/lib/tmpfiles.d/systemd-tmp.conf

@@ -0,0 +1,23 @@
+#  This file is part of systemd.
+#
+#  systemd is free software; you can redistribute it and/or modify it
+#  under the terms of the GNU Lesser General Public License as published by
+#  the Free Software Foundation; either version 2.1 of the License, or
+#  (at your option) any later version.
+
+# See tmpfiles.d(5) for details
+
+# Exclude namespace mountpoints created with PrivateTmp=yes
+x /tmp/systemd-private-%b-*
+X /tmp/systemd-private-%b-*/tmp
+x /var/tmp/systemd-private-%b-*
+X /var/tmp/systemd-private-%b-*/tmp
+
+# Remove top-level private temporary directories on each boot
+R! /tmp/systemd-private-*
+R! /var/tmp/systemd-private-*
+
+# Handle lost systemd-coredump temp files. They could be lost on old filesystems,
+# for example, after hard reboot.
+x  /var/lib/systemd/coredump/.#core*.%b*
+r! /var/lib/systemd/coredump/.#*