响应格式修改，原始数据查询修改

app/schemas/account.py

@@ -1,5 +1,5 @@
 from pydantic import BaseModel, Field, ConfigDict, field_serializer
-from typing import Optional
+from typing import Optional, List, Any
 from datetime import datetime
 
 class AccountBase(BaseModel):
@@ -62,4 +62,18 @@ class AccountUpdateRequest(BaseModel):
     account_data: AccountUpdate
 
 class AccountDeleteRequest(BaseModel):
-    account_id: int
+    account_id: int
+
+# 统一响应格式
+class AccountApiResponse(BaseModel):
+    """账号API统一响应格式"""
+    code: int = 0
+    message: str
+    data: Optional[Any] = None
+
+class AccountListResponse(BaseModel):
+    """账号列表响应格式"""
+    code: int = 0
+    message: str
+    total: int
+    data: List[AccountResponse] = []