Merge pull request #9002 from acrogenesis/remove-legacy-installer-privileged-files

Repair legacy paths and privileged files left by retired installers

(cherry picked from commit 943d2fcbe9)

test/shell.d/fixtures/privileged-heredoc/safe-root-anchored.sh

@@ -0,0 +1,11 @@
+unit=omarchy-agent.service
+
+# "/etc/systemd/system/$unit" is a path, but one anchored where root already
+# owns everything, so paths=none is the truthful declaration -- the check must
+# not demand paths=unit here.
+# omarchy:heredoc-expands paths=none -- $unit is a unit name interpolated only into absolute /etc paths
+cat >"/etc/systemd/system/$unit" <<UNIT
+[Service]
+ExecStart=/usr/bin/omarchy-agent
+ExecStopPost=/usr/bin/rm -f /etc/systemd/system/$unit
+UNIT