changed what a post title is with telegram chat creation

src/services/telegram_service.py

@@ -420,11 +420,16 @@ class TelegramService:
                 strategy_weight=post_type.strategy_weight,
             )
 
+            # Use first sentence of generated post as title
+            first_sentence = post_content.split("\n")[0].strip()
+            if not first_sentence:
+                first_sentence = post_content[:100].strip()
+
             # Save the post to DB (status=draft, no critic data)
             from src.database.models import GeneratedPost
             saved = await db.save_generated_post(GeneratedPost(
                 user_id=user_uuid,
-                topic_title=topic_text[:200],
+                topic_title=first_sentence[:200],
                 post_content=post_content,
                 iterations=1,
                 writer_versions=[post_content],