Add PE resource classes

BurnOutSharp.Models/PortableExecutable/ResourceDirectoryString.cs

@@ -0,0 +1,23 @@
+namespace BurnOutSharp.Models.PortableExecutable
+{
+    /// <summary>
+    /// The resource directory string area consists of Unicode strings, which
+    /// are word-aligned. These strings are stored together after the last
+    /// Resource Directory entry and before the first Resource Data entry.
+    /// This minimizes the impact of these variable-length strings on the
+    /// alignment of the fixed-size directory entries.
+    /// </summary>
+    /// <see href="https://learn.microsoft.com/en-us/windows/win32/debug/pe-format"/>
+    public class ResourceDirectoryString
+    {
+        /// <summary>
+        /// The size of the string, not including length field itself.
+        /// </summary>
+        public ushort Length;
+
+        /// <summary>
+        /// The variable-length Unicode string data, word-aligned.
+        /// </summary>
+        public byte[] UnicodeString;
+    }
+}