Foundational Rework (#2745)

API/DTOs/TachiyomiChapterDto.cs

@@ -0,0 +1,12 @@
+namespace API.DTOs;
+
+/// <summary>
+/// This is explicitly for Tachiyomi. Number field was removed in v0.8.0, but Tachiyomi needs it for the hacks.
+/// </summary>
+public class TachiyomiChapterDto : ChapterDto
+{
+    /// <summary>
+    /// Smallest number of the Range.
+    /// </summary>
+    public string Number { get; init; } = default!;
+}