fix(exporter): 修正易码通订单 reseller_id_eq 过滤器逻辑

- 易码通订单中 reseller_id_eq 不再转为 merchant_id_in 与 creator_in 做 OR 逻辑
- 保留 reseller_id_eq 作为单独的 WHERE 条件，不做合并删除
- 移除无效的过滤器跳过逻辑，优化过滤器处理流程
- 修改立减金相关标签名称，"未核销过期时间"改为"立减金过期时间"

server/internal/exporter/sqlbuilder.go

@@ -527,16 +527,13 @@ func BuildCountSQL(req BuildRequest, whitelist map[string]bool) (string, []inter
 			delete(req.Filters, "merchant_id_eq")
 		}
 	}
+	// 易码通订单: reseller_id_eq 不再转为 merchant_id_in 与 creator_in 做 OR，而是作为单独的 WHERE 条件
 	if req.Datasource == "ymt" && (req.MainTable == "order" || req.MainTable == "order_info") {
 		if v, ok := req.Filters["reseller_id_eq"]; ok {
 			if isZeroID(v) {
 				delete(req.Filters, "reseller_id_eq")
-			} else {
-				if _, has := req.Filters["merchant_id_in"]; !has {
-					req.Filters["merchant_id_in"] = []interface{}{v}
-				}
-				delete(req.Filters, "reseller_id_eq")
 			}
+			// 不再转换为 merchant_id_in，保留 reseller_id_eq 作为单独 WHERE 条件
 		}
 	}
 	// Handle creator_in and merchant_id_in with OR logic if both exist
@@ -629,11 +626,6 @@ func BuildCountSQL(req BuildRequest, whitelist map[string]bool) (string, []inter
 		if k == "creator_in" || k == "merchant_id_in" {
 			continue
 		}
-		if k == "reseller_id_eq" {
-			if _, has := req.Filters["merchant_id_in"]; has {
-				continue
-			}
-		}
 		if k == "plan_id_eq" && utils.ToString(v) == "0" {
 			continue
 		}

server/internal/schema/fields.go

@@ -109,7 +109,7 @@ func AllLabels() map[string]string {
 		"order_voucher.refund_time":                "退款时间",
 		"order_voucher.status_modify_time":         "状态更新时间",
 		"order_voucher.overdue_time":               "过期时间",
-		"order_voucher.expire_time":                "未核销过期时间",
+		"order_voucher.expire_time":                "立减金过期时间",
 		"order_voucher.refund_amount":              "退款金额",
 		"order_voucher.official_price":             "立减金订单.官方价",
 		"order_voucher.account_no":                 "账户号",