全局中文化

backend/app/crud/faq_item.py

@@ -13,11 +13,11 @@ async def create_item(db: AsyncSession, item_in: FaqCreate, *, created_by: uuid.
     # ensure category exists and matches study scope
     category = await db.get(FaqCategory, item_in.category_id)
     if not category:
-        raise ValueError("Category not found")
+        raise ValueError("分类不存在")
     if category.study_id != item_in.study_id:
         # allow global category if item is global (None) or project if matches
         if not (category.study_id is None and item_in.study_id is None):
-            raise ValueError("Category scope mismatch")
+            raise ValueError("分类范围不匹配")
 
     item = FaqItem(
         study_id=item_in.study_id,