BirkhoffLee says to #ysitd
echo -e "Just renewed the SSL certificate for cowbay.birkhoff.me! Check the log below:\n\n-\n$ERRORLOG\n-" | mail -a From:"certrenewer@mailer.birkhoff.me" -s "Let's Encrypt SSL Certificate Auto-Renewer Notification" birkhoff.lee.cn@outlook.com