Taildrop: Receive file into temporary directory, change ownership, move to target directory

tailget.sh

#!/usr/bin/env bash
user=peter
group=peter
target=/home/$user/Downloads/Taildrop/
tmpdir=$(mktemp -d '/tmp/taildrop.XXXXXX' 2>/dev/null || mktemp -d -t 'taildrop')

if [ -z "$tmpdir" ]
then
  echo "Could not create temporary directory"
else
  sudo tailscale file get $tmpdir
  sudo chown -R $user:$group $tmpdir
  mkdir -p $target
  mv $tmpdir/* $target/
  rmdir $tmpdir
fi