feat: parse content text (base case).

InkBlotTestConsoleApp/Program.cs

@@ -1,3 +1,19 @@
 // See https://aka.ms/new-console-template for more information
 
-Console.WriteLine("Hello, World!");
+using System.Text;
+using InkBlot;
+
+var parser = new InkBlotParser();
+parser.Parse(new PreMadeFileReader(new Dictionary<string, string>
+{
+    { "main.ink", "Hel-\\lo!" }
+}), "main.ink");
+
+
+internal class PreMadeFileReader(Dictionary<string, string> filesToContents) : IFileReader
+{
+    public Stream GetContents(string filename)
+    {
+        return new MemoryStream(Encoding.UTF8.GetBytes(filesToContents[filename]));
+    }
+}