Edit file File name : vector.preinst Content :#!/bin/sh set -e # Add vector:vector user & group id --user vector >/dev/null 2>&1 || \ useradd --system --shell /sbin/nologin --home-dir /var/lib/vector --user-group \ --comment "Vector observability data router" vector # Create default Vector data directory mkdir -p /var/lib/vector # Make vector:vector the owner of the Vector data directory chown -R vector:vector /var/lib/vector Save