fix registry表只下载一次

Src/Dlhis.Middle/Entities/LocalDeviceEntity.cs

@@ -58,7 +58,7 @@ namespace Dlhis.Middle.Entities
         /// <summary>
         ///     部署方向
         /// </summary>
-        [SugarColumn(ColumnDescription = "部署方向", ColumnDataType = "varchar(50)", SqlParameterDbType = typeof(EnumToStringConvert))]
+        [SugarColumn(IsNullable = true, ColumnDescription = "部署方向", ColumnDataType = "varchar(50)", SqlParameterDbType = typeof(EnumToStringConvert))]
         public DeviceDeployDirectionEnumType? DeployDirection { get; set; }
 
         /// <summary>

Src/Dlhis.Middle/Services/Implements/DataDownloadService.cs

@@ -42,7 +42,10 @@ public class DataDownloadService : IDataDownloadService
                 }
 
                 await DownloadAsync<LocalDeviceEntity>(item);
+                if (!await _dbContext.Queryable<LocalDeviceRegistryEntity>().AnyAsync())
+                {
                     await DownloadAsync<LocalDeviceRegistryEntity>(item);
+                }
 
                 await DownloadAsync<LocalBusinessPlaceEntity>(item);
                 await DownloadAsync<LocalBusinessShiftEntity>(item);