fix

internal/application/product/dto/queries/product_queries.go

@@ -36,6 +36,13 @@ type GetProductQuery struct {
 	Code string `form:"code" binding:"omitempty,product_code" comment:"产品编号"`
 }
 
+// GetProductDetailQuery 获取产品详情查询（支持可选文档）
+type GetProductDetailQuery struct {
+	ID            string `uri:"id" binding:"omitempty,uuid" comment:"产品ID"`
+	Code          string `form:"code" binding:"omitempty,product_code" comment:"产品编号"`
+	WithDocument  *bool  `form:"with_document" comment:"是否包含文档信息"`
+}
+
 // GetProductsByIDsQuery 根据ID列表获取产品查询
 type GetProductsByIDsQuery struct {
 	IDs []string `form:"ids" binding:"required,dive,uuid" comment:"产品ID列表"`