Handle forwards as aliases with local copy

dovecot/sieve/before.sieve

@@ -22,8 +22,3 @@ if allof (string :is "${extdata.spam_enabled}" "1",
 if string :is "${extdata.reply_enabled}" "1" {
   vacation :days 1 :subject "${extdata.reply_subject}" "${extdata.reply_body}";
 }
-
-if string :is "${extdata.forward_enabled}" "1" {
-  execute :pipe "forward" "${extdata.forward_destination}";
-  keep;
-}

dovecot/sieve/bin/forward

@@ -1,13 +0,0 @@
-#!/bin/bash
-
-# Get the mail content
-FILENAME=/tmp/forward-$$
-cat > $FILENAME <&0
-
-# Actually send the emails
-IFS=',' read -ra RECIPIENTS <<< "$1"
-for RECIPIENT in "${RECIPIENTS[@]}"; do
-    sendmail -S smtp $RECIPIENT < $FILENAME
-done
-
-rm $FILENAME