fix sheets

app/chat_channel.py

@@ -4,6 +4,7 @@ from .reranker import Reranker
 from .embedding import EmbeddingClient
 from .facebook import FacebookClient
 from .config import get_settings
+from .sheets import SheetsClient
 from app.message_processor import MessageProcessor
 from typing import Optional
 
@@ -14,6 +15,11 @@ class ChatChannel:
         self.page_token = None  # cache token
         settings = get_settings()
         self.supabase = SupabaseClient(settings.supabase_url, settings.supabase_key)
+        self.sheets = SheetsClient(
+            settings.google_sheets_credentials_file,
+            settings.google_sheets_token_file,
+            settings.conversation_sheet_id
+        )
         self.llm = create_llm_client(
             provider="gemini",
             base_url=settings.gemini_base_url,