Pull request #435: fix-version

Merge in GO/dnsproxy from fix-version to master

Squashed commit of the following:

commit 20e2439
Author: Maksim Kazantsev <m.kazantsev@adguard.com>
Date:   Thu May 21 17:20:04 2026 +0300

    make: fix version;

Author: makazantsev

scripts/make/build-release.sh

@@ -22,9 +22,9 @@ log() {
 
 log 'starting to build dnsproxy release'
 
-version="${VERSION:-}"
+version="${VERSION:-0}"
 
-if [ -z "$version" ]; then
+if [ "$version" = '0' ]; then
 	version="${GITHUB_REF:-}"
 	version="${version##*/}"
 fi