uci-docker-build/core/rootfs/opt/lib/user-set-host-id

#!/bin/bash
if [[ $USER ]]; then
  UHID=${UHID:-1000}
  if [[ ! $(id -un $UHID) ]]; then
  groupmod -g $UHID $USER
  usermod -u $UHID -g $UHID $USER
  chown -R -h $UHID:$UHID /opt $1 $VOLUME_DIRS
  fi
fi