Pull request 2189: 5345-ipset-file-comments

Updates AdguardTeam#5345.

Squashed commit of the following:

commit 66ceac9
Merge: 8be4dce 82247d7
Author: Stanislav Chzhen <s.chzhen@adguard.com>
Date:   Fri Apr 5 19:05:48 2024 +0300

    Merge branch 'master' into 5345-ipset-file-comments

commit 8be4dce
Author: Stanislav Chzhen <s.chzhen@adguard.com>
Date:   Tue Apr 2 14:56:21 2024 +0300

    all: upd chlog

commit 53c7213
Author: Stanislav Chzhen <s.chzhen@adguard.com>
Date:   Tue Apr 2 14:48:56 2024 +0300

    dnsforward: ipset file comments

CHANGELOG.md

@@ -23,6 +23,12 @@ See also the [v0.107.49 GitHub milestone][ms-v0.107.49].
 NOTE: Add new changes BELOW THIS COMMENT.
 -->
 
+### Added
+
+- Support for comments in the ipset file ([#5345]).
+
+[#5345]: https://github.com/AdguardTeam/AdGuardHome/issues/5345
+
 <!--
 NOTE: Add new changes ABOVE THIS COMMENT.
 -->

internal/dnsforward/config.go

@@ -452,6 +452,7 @@ func (s *Server) prepareIpsetListSettings() (err error) {
 	}
 
 	ipsets := stringutil.SplitTrimmed(string(data), "\n")
+	ipsets = stringutil.FilterOut(ipsets, IsCommentOrEmpty)
 
 	log.Debug("dns: using %d ipset rules from file %q", len(ipsets), fn)