Add slack to #emacs

emacs/.config/doom/+mail.el

@@ -20,6 +20,7 @@
   (map!
    (:leader
      (:prefix "e"
+       :desc "Send queued mail" "s" #'smtpmail-send-queued-mail
        :desc "Open (i)nbox"     "i" #'=notmuch
        :desc "Open (n)otmuch"   "n" #'notmuch
        :desc "(C)ompose mail"   "c" #'notmuch-mua-new-mail))))
@@ -450,6 +451,7 @@ matched."
 ;;; Setup sending email with msmtp
 (setq send-mail-function 'sendmail-send-it
       sendmail-program "/usr/local/bin/msmtp"
+      smtpmail-queue-mail t
       mail-specify-envelope-from t
       message-sendmail-f-is-evil t
       message-sendmail-envelope-from 'header