Added FileInfo with interface IFileInfo

Author: YarikVor

ManagedCode.OpenAI/Files/Abstractions/IFileInfo.cs

@@ -0,0 +1,10 @@
+namespace ManagedCode.OpenAI.Files.Abstractions;
+
+public interface IFileInfo
+{
+    string Id { get; }
+    int Bytes { get; }
+    DateTime CreatedAt { get; }
+    string Filename { get; }
+    string Purpose { get; }
+}

ManagedCode.OpenAI/Files/FileInfo.cs

@@ -0,0 +1,12 @@
+using ManagedCode.OpenAI.Files.Abstractions;
+
+namespace ManagedCode.OpenAI.Files;
+
+public class FileInfo : IFileInfo
+{
+    public required string Id  { get; set; }
+    public required int Bytes  { get; set; }
+    public required DateTime CreatedAt  { get; set; }
+    public required string Filename  { get; set; }
+    public required string Purpose  { get; set; }
+}