#!/usr/bin/env -S bash -e
[[ -z "$1" ]] && {
    printf "Usage: %s message [description]\n" "$0"
	exit 1
}

GMI_ANNO=/sshfs/var/log/announcements.gmi
DATE="$(date --rfc-email -u)"

[[ -z "$2" ]] && {
    MSG="### $DATE - $1"
} || { 
    MSG="### $DATE - $1\n\n$2\n"
}

sed -i "s/## Annoucements/## Annoucements\n\n$MSG/" $GMI_ANNO