修复用户地址编辑数据类型错误

backend/api/internal/logic/platform/user/relation.go

@@ -73,7 +73,7 @@ func UpdateUserAddress(ctx *gin.Context) {
 				return err
 			}
 		}
-		return tx.Model(&current).Updates(gin.H{"user_account_id": userAccountID, "address": request.Address, "longitude": request.Longitude, "latitude": request.Latitude, "is_default": request.IsDefault}).Error
+		return tx.Model(&current).Updates(userAddressUpdateValues(request, userAccountID)).Error
 	})
 	if err != nil {
 		common.RespondRecordError(ctx, err)
@@ -82,6 +82,17 @@ func UpdateUserAddress(ctx *gin.Context) {
 	infra.Response.Success(ctx, gin.H{"updated": true})
 }
 
+// userAddressUpdateValues 构造 GORM 支持的标准更新映射，并保留 false 等零值字段。
+func userAddressUpdateValues(request addressRequest, userAccountID uint64) map[string]any {
+	return map[string]any{
+		"user_account_id": userAccountID,
+		"address":         request.Address,
+		"longitude":       request.Longitude,
+		"latitude":        request.Latitude,
+		"is_default":      request.IsDefault,
+	}
+}
+
 type serviceRelationRequest struct {
 	UserAccountIdentity   string `json:"user_account_identity" binding:"required"`
 	GasBasicIdentity      string `json:"gas_basic_identity"`