Update models.py

models.py

@@ -1,11 +1,8 @@
 # models.py
-
 from pydantic import BaseModel
-from typing import Optional, Dict
 
 class InitChatRequest(BaseModel):
     video_id: str
-    proxies: Optional[Dict[str, str]] = None  # e.g. {"http": "...", "https": "..."}
 
 class ChatRequest(BaseModel):
     session_id: str