Add debug log: count items with imageUrl before platform images step

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

portal/setup-wizard.html

@@ -1709,6 +1709,7 @@
       console.log('Platform pages from discovery:', config.platformPages);
       console.log('Platform URL for images:', platformUrl);
       console.log('Total items to match:', allItems.length);
+      console.log('Items with imageUrl already:', allItems.filter(i => i.imageUrl).length);
       let platformImageMap = {};
       if (platformUrl && allItems.length > 0) {
         document.getElementById('conversation').innerHTML = '';