统一database config,修复.env

src/plugins/memory_system/llm_module.py

@@ -1,12 +1,8 @@
 import os
 import requests
-from dotenv import load_dotenv
 from typing import Tuple, Union
 import time
 
-# 加载环境变量
-load_dotenv()
-
 class LLMModel:
     # def __init__(self, model_name="deepseek-ai/DeepSeek-R1-Distill-Qwen-32B", **kwargs):
     def __init__(self, model_name="Pro/deepseek-ai/DeepSeek-V3", **kwargs):