deployiso: run create_release only once

bin/deployiso.in

@@ -66,6 +66,7 @@ pretend=false
 release=false
 update=false
 verbose=false
+exists=false
 
 rsync_args=(-aP --progress -e ssh)
 

lib/util-publish.sh

@@ -34,7 +34,6 @@ prepare_transfer(){
 
 sync_dir(){
 	prepare_transfer "$1"
-	local exists=false
 	if ${release} && ! ${exists};then
 		create_release
 		exists=true