ntfy - утилита для посылки push notifications

# send a notification
ntfy send "Here's a notification!"

# send a notification with custom title (default is $USER@$HOST)
ntfy send -t 'ntfy' "Here's a notification with a custom title!"

# send a notification when the command `sleep 10` finishes
# this send the message '"sleep 10" succeeded in 0.2 minutes'
ntfy done sleep 10