#!/bin/bash set -euo pipefail source env.sh.inc if ! cat email-template/headers.txt; then echo "To: $RECIPIENTS" echo "Cc: $RECIPIENTS_CC" fi echo "Subject: Invoice for $COVERED_PERIOD_STR" echo # end of headers, start of body cat << EOF $GREETING Please see the timesheet and invoice attached. The payment link: $(cat pay.url) Thanks! EOF