Initial Meterbox commit with boot disk usage metric.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/down.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+set -euo pipefail
+ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+cd "$ROOT"
+
+DOCKER=(docker)
+if ! docker info >/dev/null 2>&1; then
+  DOCKER=(sudo docker)
+fi
+
+"${DOCKER[@]}" compose down
+echo "meterbox stopped"