check process dovecot with pidfile /run/dovecot/master.pid
   start program = "/bin/systemctl start dovecot"
   stop program  = "/bin/systemctl stop  dovecot"
   group mail
   #if failed host mail.yourdomain.tld port 993 type tcpssl sslauto protocol imap for 5 cycles then restart
   if failed host localhost port 143 protocol imap for 5 cycles then restart
   depends dovecot_bin

check file dovecot_bin with path /usr/sbin/dovecot
   group mail

