sync: ingestion improvements from private repo

- Fixed dimension auto-assignment (locked dimensions now properly assigned)
- Added description field as grounding context for AI
- Updated embedding format: Title → Description → Content → Dimensions
- Description-weighted search (5x boost)
- Bug fixes: extraction tool dimension display, DimensionSearchModal closing
- Removed quickLink tool (use Quick Link workflow instead)
- Added regenerate-description API endpoint

src/tools/other/youtubeExtract.ts

@@ -225,10 +225,12 @@ export const youtubeExtractTool = tool({
 
       console.log('🎯 YouTubeExtract completed successfully');
 
+      // Use actual assigned dimensions from API response (includes auto-assigned locked + keywords)
+      const actualDimensions: string[] = createResult.data?.dimensions || trimmedDimensions || [];
       const formattedNode = createResult.data?.id
-        ? formatNodeForChat({ id: createResult.data.id, title: nodeTitle, dimensions: trimmedDimensions || [] })
+        ? formatNodeForChat({ id: createResult.data.id, title: nodeTitle, dimensions: actualDimensions })
         : nodeTitle;
-      const dimsDisplay = trimmedDimensions.length > 0 ? trimmedDimensions.join(', ') : 'none';
+      const dimsDisplay = actualDimensions.length > 0 ? actualDimensions.join(', ') : 'none';
 
       return {
         success: true,
@@ -238,7 +240,7 @@ export const youtubeExtractTool = tool({
           title: nodeTitle,
           contentLength: (result.chunk || result.content || '').length,
           url: url,
-          dimensions: trimmedDimensions
+          dimensions: actualDimensions
         }
       };
     } catch (error) {