More Bugfixes (#2989)

API/DTOs/MangaFileDto.cs

@@ -6,10 +6,23 @@ namespace API.DTOs;
 public class MangaFileDto
 {
     public int Id { get; init; }
+    /// <summary>
+    /// Absolute path to the archive file (normalized)
+    /// </summary>
     public string FilePath { get; init; } = default!;
+    /// <summary>
+    /// Number of pages for the given file
+    /// </summary>
     public int Pages { get; init; }
+    /// <summary>
+    /// How many bytes make up this file
+    /// </summary>
     public long Bytes { get; init; }
     public MangaFormat Format { get; init; }
     public DateTime Created { get; init; }
+    /// <summary>
+    /// File extension
+    /// </summary>
+    public string? Extension { get; set; }
 
 }