ALwrity AI Blog Writer - Added Google Grounding UI Implementation

backend/services/blog_writer/research/__init__.py

@@ -12,10 +12,12 @@ from .research_service import ResearchService
 from .keyword_analyzer import KeywordAnalyzer
 from .competitor_analyzer import CompetitorAnalyzer
 from .content_angle_generator import ContentAngleGenerator
+from .data_filter import ResearchDataFilter
 
 __all__ = [
     'ResearchService',
     'KeywordAnalyzer', 
     'CompetitorAnalyzer',
-    'ContentAngleGenerator'
+    'ContentAngleGenerator',
+    'ResearchDataFilter'
 ]