#!/usr/bin/env bash
set -euo pipefail
D="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
R="${1:-$(cd "$D/.." && pwd)}"
[ -f "$R/public/index.php" ] || { echo "ERROR: no es la raiz."; exit 1; }
B="$R/_backup-pct-$(date +%Y%m%d-%H%M%S)"; mkdir -p "$B/views/admin"
cp -p "$R/views/admin/tablero.php" "$B/views/admin/" 2>/dev/null || true
cp -f "$D/files/views/admin/tablero.php" "$R/views/admin/tablero.php"; chmod 644 "$R/views/admin/tablero.php"
echo "  [OK] views/admin/tablero.php"
echo "  Recarga el tablero con Ctrl+F5."
echo "  Respaldo: $B"