feat/change write mode

utils/chatbot.py

@@ -68,9 +68,8 @@ class Chatbot:
         self.upload_state = "done"
 
     def __write_into_db(self, service, db: pd.DataFrame, cur_content: pd.DataFrame):
-        # db = pd.concat([db, cur_content], ignore_index=True)
-        # db.to_csv(f"{self.uid}_knowledge_base.csv", index=False)
-        cur_content.to_csv(f"{self.uid}_knowledge_base.csv", index=False)
+        db = pd.concat([db, cur_content], ignore_index=True)
+        db.to_csv(f"{self.uid}_knowledge_base.csv", index=False)
         media = MediaFileUpload(f"{self.uid}_knowledge_base.csv", resumable=True)
         request = (
             service.files()