AI Blog Writer - Implement modular architecture with research, outline, and core services

backend/services/blog_writer/research/__init__.py

@@ -0,0 +1,21 @@
+"""
+Research module for AI Blog Writer.
+
+This module handles all research-related functionality including:
+- Google Search grounding integration
+- Keyword analysis and competitor research
+- Content angle discovery
+- Research caching and optimization
+"""
+
+from .research_service import ResearchService
+from .keyword_analyzer import KeywordAnalyzer
+from .competitor_analyzer import CompetitorAnalyzer
+from .content_angle_generator import ContentAngleGenerator
+
+__all__ = [
+    'ResearchService',
+    'KeywordAnalyzer', 
+    'CompetitorAnalyzer',
+    'ContentAngleGenerator'
+]