fix(distribution): 分站挂牌的号主收入记入对应分站钱包

结账和仲裁不再把分销站号主收入写入主站钱包，用户列表也只展示主站余额。

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/internal/modules/dispute/arbitration.go

@@ -99,6 +99,7 @@ func (r *Repository) Arbitrate(ctx context.Context, adminID uint64, id uint64, r
 		); err != nil {
 			return err
 		}
+		stampOwnerIncomeSite(&settlement, &listing)
 		if err := wallet.AppendEntries(tx, settlement.Entries...); err != nil {
 			return err
 		}
@@ -442,6 +443,22 @@ func newArbitrationSettlement(order model.RentalOrder, renterFrozenBalanceCent i
 	return settlement
 }
 
+func stampOwnerIncomeSite(settlement *arbitrationSettlement, listing *model.RentalListing) {
+	if settlement == nil {
+		return
+	}
+	siteID := uint64(0)
+	if listing != nil && listing.DistributionSiteID != nil {
+		siteID = *listing.DistributionSiteID
+	}
+	for i := range settlement.Entries {
+		entry := &settlement.Entries[i]
+		if entry.Direction == "in" && entry.BalanceType == "available" && entry.BizType == "arbitration_owner_income" {
+			entry.DistributionSiteID = siteID
+		}
+	}
+}
+
 func (settlement *arbitrationSettlement) addOwnerIncome(order model.RentalOrder, amountCent int64, remark string) {
 	if settlement == nil || amountCent <= 0 {
 		return

backend/internal/modules/dispute/repository_test.go

@@ -9,6 +9,7 @@ import (
 
 	"hfb_sys/backend/internal/database"
 	"hfb_sys/backend/internal/model"
+	"hfb_sys/backend/internal/modules/wallet"
 
 	"gorm.io/datatypes"
 	"gorm.io/gorm"
@@ -753,3 +754,19 @@ func TestApplyAdminListFiltersSmartRouting(t *testing.T) {
 		})
 	}
 }
+
+func TestStampOwnerIncomeSiteUsesListingSite(t *testing.T) {
+	siteID := uint64(3)
+	orderID := uint64(9)
+	settlement := arbitrationSettlement{Entries: []wallet.Entry{
+		{UserID: 1, OrderID: &orderID, Direction: "in", AmountCent: 100, BalanceType: "available", BizType: "arbitration_owner_income"},
+		{UserID: 2, OrderID: &orderID, Direction: "out", AmountCent: 50, BalanceType: "frozen", BizType: "arbitration_release_frozen"},
+	}}
+	stampOwnerIncomeSite(&settlement, &model.RentalListing{DistributionSiteID: &siteID})
+	if settlement.Entries[0].DistributionSiteID != 3 {
+		t.Fatalf("号主入账站点 = %d, want 3", settlement.Entries[0].DistributionSiteID)
+	}
+	if settlement.Entries[1].DistributionSiteID != 0 {
+		t.Fatalf("租客解冻站点 = %d, want 0", settlement.Entries[1].DistributionSiteID)
+	}
+}