[FA-5] Adds image support with proper S3 upload and replacement after upload

FictionArchive.Service.NovelService/Models/SourceAdapters/ChapterFetchResult.cs

@@ -0,0 +1,7 @@
+namespace FictionArchive.Service.NovelService.Models.SourceAdapters;
+
+public class ChapterFetchResult
+{
+    public string Text { get; set; }
+    public List<ImageData> ImageData { get; set; }
+}

FictionArchive.Service.NovelService/Models/SourceAdapters/ChapterMetadata.cs

@@ -6,5 +6,5 @@ public class ChapterMetadata
     public uint Order { get; set; }
     public string? Url { get; set; }
     public string Name { get; set; }
-    
+    public List<string> ImageUrls { get; set; }
 }

FictionArchive.Service.NovelService/Models/SourceAdapters/ImageData.cs

@@ -0,0 +1,7 @@
+namespace FictionArchive.Service.NovelService.Models.SourceAdapters;
+
+public class ImageData
+{
+    public string Url { get; set; }
+    public byte[] Data { get; set; }
+}

FictionArchive.Service.NovelService/Models/SourceAdapters/NovelMetadata.cs

@@ -11,6 +11,7 @@ public class NovelMetadata
     public string AuthorUrl { get; set; }
     public string Url { get; set; }
     public string ExternalId { get; set; }
+    public ImageData? CoverImage { get; set; }
     
     public Language RawLanguage { get; set; }
     public NovelStatus RawStatus { get; set; }