Polish shutdown loop logging and timeout message

    # Workaround for zombie pid

    [ ! -s "$QEMU_PID" ] && break

    info "Waiting for VM to shutdown... ($cnt/$QEMU_TIMEOUT)"

    if [ "$kill_sent" -eq 0 ] && [ "$cnt" -ge "$kill_at" ]; then

      info "QEMU is still running, sending SIGTERM... ($cnt/$QEMU_TIMEOUT)"

      { kill -15 "$pid" || true; } 2>/dev/null

      kill_sent=1

    fi

    info "Waiting for VM to shutdown... ($cnt/$QEMU_TIMEOUT)"

    # Send ACPI shutdown signal

    echo 'system_powerdown' | nc -q 1 -w 1 localhost "$MON_PORT" > /dev/null

  done

  if [ "$cnt" -ge "$QEMU_TIMEOUT" ] && isAlive "$pid"; then

    error "Shutdown timeout reached, aborting..."

    error "Shutdown timeout reached, forcefully killing process..."

    { kill -9 "$pid" || true; } 2>/dev/null

  fi