added csv-agent-default in next.js

gemini_report_generator.py

@@ -146,7 +146,7 @@ class RethinkAgent(BaseModel):
     current_retry: int = Field(default=0, ge=0)
     repl: Optional[PythonREPL] = None
     key_manager: Optional[GeminiKeyManager] = None
-    conversation: List[Dict[str, Any]] = Field(default_factory=list)
+    conversation: List[Dict[str, Any]] = []
     
     class Config:
         arbitrary_types_allowed = True