fix/various fixes

api/app/features/conversation/repo.py

@@ -15,7 +15,10 @@ async def get_conversation(
 async def get_user_conversations(user_id: str, db: AsyncSession) -> list[Conversation]:
     stmt = (
         select(Conversation)
-        .where(Conversation.user_id == user_id)
+        .where(
+            Conversation.user_id == user_id,
+            Conversation.deleted_at.is_(None),
+        )
         .order_by(
             func.coalesce(Conversation.last_message_at, Conversation.started_at).desc()
         )
@@ -64,7 +67,10 @@ async def count_segments_for_user(user_id: str, db: AsyncSession) -> int:
         select(func.count(Segment.id))
         .select_from(Segment)
         .join(Conversation, Segment.conversation_id == Conversation.id)
-        .where(Conversation.user_id == user_id)
+        .where(
+            Conversation.user_id == user_id,
+            Conversation.deleted_at.is_(None),
+        )
     )
     result = await db.execute(stmt)
     return result.scalar() or 0