fix：统一llm请求函数，改动模型名称

src/individuality/expression_style.py

@@ -34,7 +34,7 @@ def init_prompt() -> None:
 class PersonalityExpression:
     def __init__(self):
         self.express_learn_model: LLMRequest = LLMRequest(
-            model=global_config.model.focus_expressor,
+            model=global_config.model.replyer_1,
             max_tokens=512,
             request_type="expressor.learner",
         )