[FA-misc] Switches to using DTOs, updates frontend with details and reader page, updates novel import to be an upsert

FictionArchive.Service.NovelService/Models/DTOs/BaseDto.cs

@@ -0,0 +1,10 @@
+using NodaTime;
+
+namespace FictionArchive.Service.NovelService.Models.DTOs;
+
+public abstract class BaseDto<TKey>
+{
+    public TKey Id { get; init; }
+    public Instant CreatedTime { get; init; }
+    public Instant LastUpdatedTime { get; init; }
+}