文件上传功能添加，注意使用Path.Combine处理通用路径问题（windows||docker)

CloudBuilder/CloudBuilder.Security/Policy/ServiceSettingsPolicy.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+
+namespace CloudBuilder.Security.Policy
+{
+    public class ServiceSettingsPolicy
+    {
+        public const string DmsFileScaleDirectory = "FileServiceSettings:DmsFileScaleDirectory";
+        public const string PhysicalFileDirectory = "FileServiceSettings:PhysicalFileDirectory";
+        public const string DmsFileUploadDirectory = "FileServiceSettings:DmsFileUploadDirectory";
+        public const string DmsFileBackupDirectory = "FileServiceSettings:DmsFileBackupDirectory";
+        public const string RequestPath = "FileServiceSettings:RequestPath";
+        public const string ExcelOutputDirectory = "FileServiceSettings:ExcelOutputDirectory";
+
+        public const string FfmpegPath = "Ffmpeg:Path";
+        public const string FfmpegPictrue = "Ffmpeg:Pictrue";
+        public const string FfmpegArguments = "Ffmpeg:Arguments";
+
+    }
+}