新增中翻英功能（记忆时间线）(用户摘要)(兴趣分布接口)(查询核心档案)(记忆洞察)-接口添加翻译字段

api/app/schemas/memory_explicit_schema.py

@@ -1,15 +1,19 @@
 """
 显性记忆的请求和响应模型
 """
+from typing import Optional
+
 from pydantic import BaseModel, Field
 
 class ExplicitMemoryOverviewRequest(BaseModel):
     """显性记忆总览查询请求"""
     
     end_user_id: str = Field(..., description="终端用户ID")
+    language_type: Optional[str] = Field("zh", description="语言类型（zh/en）")
 
 class ExplicitMemoryDetailsRequest(BaseModel):
     """显性记忆详情查询请求"""
     
     end_user_id: str = Field(..., description="终端用户ID")
     memory_id: str = Field(..., description="记忆ID（情景记忆或语义记忆的ID）")
+    language_type: Optional[str] = Field("zh", description="语言类型（zh/en）")