wiki: add missing rss_inc.php include to wiki_rss.php

wiki_rss.php assumed $rss was already created but never included rss_inc.php,
causing 'Attempt to assign property on null'. Pattern matches articles_rss.php.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/wiki_rss.php b/wiki_rss.php
index bedad4a..2eda2c5 100755
--- a/wiki_rss.php
+++ b/wiki_rss.php
@@ -12,6 +12,7 @@ require_once "../kernel/includes/setup_inc.php";
 $gBitSystem->verifyPackage( 'wiki' );
 $gBitSystem->verifyPackage( 'rss' );
 $gBitSystem->verifyFeature( 'wiki_rss' );
+require_once( RSS_PKG_INCLUDE_PATH.'rss_inc.php' );
 
 use Bitweaver\Wiki\BitPage;
 use Bitweaver\Rss\FeedItem;