Add Drive Health (gustav0ar/drive-health) (#58)

* add Drive Health

* declare optional package manager commands

* use live Drive Health screenshot

* hide redundant dependency subtitle

* fix drive error counter alerts

* stabilize transient SMART availability

* address collector packaging review

* refactor: use generic collector service name

* test: harden collector packaging checks

drive-health/packaging/uninstall-system-collector.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if (( EUID != 0 )); then
+  echo "Run this uninstaller with sudo." >&2
+  exit 1
+fi
+
+service_name="noctalia-drive-health"
+
+systemctl disable --now "$service_name.timer" 2>/dev/null || true
+systemctl stop "$service_name.service" 2>/dev/null || true
+
+rm -f \
+  "/etc/systemd/system/$service_name.service" \
+  "/etc/systemd/system/$service_name.timer"
+rm -rf \
+  "/usr/local/libexec/$service_name" \
+  "/run/$service_name"
+
+systemctl daemon-reload
+systemctl reset-failed "$service_name.service" 2>/dev/null || true
+
+echo "Removed the Noctalia Drive Health system collector."