Removed a no-longer needed file.

Working on the builder.
Made a dark-mode-friendly hightlight file for Browser .

Progrart.Core/ProjectSystem/Builder.cs

@@ -0,0 +1,58 @@
+using Newtonsoft.Json;
+using Progrart.Core.JSExecution;
+
+namespace Progrart.Core.ProjectSystem
+{
+	public class Builder
+	{
+		public Project project;
+		public string basePath;
+		public Action<int, int>? OnProgressUpdate;
+		public Action? OnCompleted;
+		public Builder(StreamReader reader, string basePath)
+		{
+			var project = JsonConvert.DeserializeObject<Project>(reader.ReadToEnd());
+			if (project is null) throw new JsonSerializationException();
+			this.project = project;
+			this.basePath = basePath;
+		}
+		public Builder(Project project, string basePath)
+		{
+			this.project = project;
+			this.basePath = basePath;
+		}
+		public void Execute(BuildConfiguration config, BuildItem item)
+		{
+			FileInfo src = new FileInfo(Path.Combine(basePath, item.Source));
+			FileInfo tgt = new FileInfo(Path.Combine(basePath, project.OutputDir, item.Target ?? item.Source + ".png"));
+			var args = project.Arguments.Clone();
+			args.MergeFrom(config.Arguments);
+			args.MergeFrom(item.Arguments);
+			ProgrartExecutor executor = new ProgrartExecutor();
+			using var stream = src.OpenRead();
+			using var reader = new StreamReader(stream);
+			var img = executor.RenderImage(item.Size, reader.ReadToEnd(), args);
+			using var img_stream = tgt.OpenWrite();
+			img.DrawingCore.ToData().SaveTo(img_stream);
+			img_stream.Flush();
+		}
+		public void Build(string targetConfig)
+		{
+			foreach (var config in project.Configurations)
+			{
+				if (config.Name == targetConfig)
+				{
+					int index = 0;
+					foreach (var item in config.Items)
+					{
+						Execute(config, item);
+						index++;
+						OnProgressUpdate?.Invoke(config.Items.Count, index);
+					}
+					OnCompleted?.Invoke();
+					return;
+				}
+			}
+		}
+	}
+}