fix：简化了身份配置

src/individuality/identity.py

@@ -7,99 +7,24 @@ class Identity:
     """身份特征类"""
 
     identity_detail: List[str]  # 身份细节描述
-    height: int  # 身高（厘米）
-    weight: float  # 体重（千克）
-    age: int  # 年龄
-    gender: str  # 性别
-    appearance: str  # 外貌特征
 
-    _instance = None
-
-    def __new__(cls, *args, **kwargs):
-        if cls._instance is None:
-            cls._instance = super().__new__(cls)
-        return cls._instance
-
-    def __init__(
-        self,
-        identity_detail: List[str] = None,
-        height: int = 0,
-        weight: float = 0,
-        age: int = 0,
-        gender: str = "",
-        appearance: str = "",
-    ):
+    def __init__(self, identity_detail: List[str] = None):
         """初始化身份特征
 
         Args:
             identity_detail: 身份细节描述列表
-            height: 身高（厘米）
-            weight: 体重（千克）
-            age: 年龄
-            gender: 性别
-            appearance: 外貌特征
         """
         if identity_detail is None:
             identity_detail = []
         self.identity_detail = identity_detail
-        self.height = height
-        self.weight = weight
-        self.age = age
-        self.gender = gender
-        self.appearance = appearance
-
-    @classmethod
-    def get_instance(cls) -> "Identity":
-        """获取Identity单例实例
-
-        Returns:
-            Identity: 单例实例
-        """
-        if cls._instance is None:
-            cls._instance = cls()
-        return cls._instance
-
-    @classmethod
-    def initialize(
-        cls, identity_detail: List[str], height: int, weight: float, age: int, gender: str, appearance: str
-    ) -> "Identity":
-        """初始化身份特征
-
-        Args:
-            identity_detail: 身份细节描述列表
-            height: 身高（厘米）
-            weight: 体重（千克）
-            age: 年龄
-            gender: 性别
-            appearance: 外貌特征
-
-        Returns:
-            Identity: 初始化后的身份特征实例
-        """
-        instance = cls.get_instance()
-        instance.identity_detail = identity_detail
-        instance.height = height
-        instance.weight = weight
-        instance.age = age
-        instance.gender = gender
-        instance.appearance = appearance
-        return instance
 
     def to_dict(self) -> dict:
         """将身份特征转换为字典格式"""
         return {
             "identity_detail": self.identity_detail,
-            "height": self.height,
-            "weight": self.weight,
-            "age": self.age,
-            "gender": self.gender,
-            "appearance": self.appearance,
         }
 
     @classmethod
     def from_dict(cls, data: dict) -> "Identity":
         """从字典创建身份特征实例"""
-        instance = cls.get_instance()
-        for key, value in data.items():
-            setattr(instance, key, value)
-        return instance
+        return cls(identity_detail=data.get("identity_detail", []))