Rewrite generator pipeline

DataModel.cs

@@ -0,0 +1,67 @@
+namespace QuestReader;
+
+using System.Text.Json.Serialization;
+
+public record ThreadPost
+{
+    public int Id { get; set; }
+    public string Author { get; set; }
+    public string Uid { get; set; }
+    public string RawHtml { get; set; }
+    public string? File { get; set; }
+    public string? Filename { get; set; }
+    public string? Title { get; set; }
+    public string? Tripcode { get; set; }
+    public DateTime Date { get; set; }
+
+    [JsonIgnore]
+    public bool IsChapterAnnounce { get; set; } = false;
+    public ChapterMetadata? Chapter { get; set; }
+}
+
+public record Metadata
+{
+    public string Name { get; set; }
+    public string Author { get; set; }
+    public Uri AuthorPage { get; set; }
+    public string? AuthorTwitter { get; set; }
+    public Uri AssetsBaseUrl { get; set; }
+    public string SocialPreview { get; set; }
+    public List<int> Threads { get; set; }
+    public List<ChapterMetadata> Chapters { get; set; }
+
+    public override string ToString() => $"\"{Name}\" by {Author}";
+}
+public record ChapterMetadata
+{
+    public int Id { get; set; }
+    public string Name { get; set; }
+    public string Subtitle { get; set; }
+    public int Start { get; set; }
+    public int? Announce { get; set; }
+    public int End { get; set; }
+}
+
+public enum ParamType
+{
+    Invalid,
+    PostId,
+    UniqueId,
+    Username
+}
+
+public enum ParamError
+{
+    Invalid,
+    NoError,
+    NotFound
+}
+
+public class TemplateModel
+{
+    public Metadata Metadata { get; set; }
+    public DateTime Now { get; set; }
+    public List<ThreadPost> Posts { get; set; }
+    public string BaseUrl { get; set; }
+    public string ToolVersion { get; set; }
+}