feat: sync current progress (P0 hardening + P1 observability + deploy docs/systemd)

scripts/backup_db.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+DB_PATH=${DB_PATH:-/root/.openclaw/workspace/asset-tracker/data/asset-tracker.db}
+BACKUP_DIR=${BACKUP_DIR:-/root/.openclaw/workspace/asset-tracker/backups}
+TS=$(date +%Y%m%d_%H%M%S)
+
+mkdir -p "$BACKUP_DIR"
+if [ ! -f "$DB_PATH" ]; then
+  echo "db not found: $DB_PATH" >&2
+  exit 1
+fi
+
+OUT="$BACKUP_DIR/asset-tracker-$TS.db"
+cp "$DB_PATH" "$OUT"
+gzip -f "$OUT"
+
+echo "backup created: $OUT.gz"