refactor(schema): 废弃 AllWhitelist 函数并移除相关字段映射

- 标记 AllWhitelist 函数为已废弃，提示以 metadata.go 的 Hidden 属性为准
- 移除 AllWhitelist 中所有字段控制映射，函数返回 nil
- 新增 AllLabels 函数，用于字段标签映射的定义
- 简化 schema 包字段控制逻辑，提升代码可维护性

server/internal/schema/fields.go

@@ -1,33 +1,11 @@
 package schema
 
+// AllWhitelist 已废弃，字段控制以 metadata.go 的 Hidden 属性为准
 func AllWhitelist() map[string]bool {
-	m := map[string]bool{
-		"order.order_number":                true,
-		"order.key":                         true,
-		"order.creator":                     true,
-		"order.out_trade_no":                true,
-		"order.type":                        true,
-		"order.status":                      true,
-		"order.account":                     true,
-		"order.product_id":                  true,
-		"order.reseller_id":                 true,
-		"order.plan_id":                     true,
-		"order.key_batch_id":                true,
-		"order.code_batch_id":               true,
-		"order.pay_type":                    true,
-		"order.pay_status":                  true,
-		"order.use_coupon":                  true,
-		"order.deliver_status":              true,
-		"order.expire_time":                 true,
-		"order.recharge_time":               true,
-		"order.contract_price":              true,
-		"order.num":                         true,
-		"order.total":                       true,
-		"order.pay_amount":                  true,
-		"order.create_time":                 true,
-		"order.update_time":                 true,
-		"order.card_code":                   true,
-		"order.official_price":              true,
+	return nil
+}
+
+func AllLabels() map[string]string {
 		"order.merchant_name":               true,
 		"order.activity_name":               true,
 		"order.goods_name":                  true,