Add PE menu resource reading and writing

BurnOutSharp.Models/PortableExecutable/MenuHeaderExtended.cs

@@ -0,0 +1,30 @@
+using System.Runtime.InteropServices;
+
+namespace BurnOutSharp.Models.PortableExecutable
+{
+    /// <summary>
+    /// Defines the header for an extended menu template. This structure definition is for
+    /// explanation only; it is not present in any standard header file.
+    /// </summary>
+    /// <see href="https://learn.microsoft.com/en-us/windows/win32/menurc/menuex-template-header"/>
+    [StructLayout(LayoutKind.Sequential)]
+    public class MenuHeaderExtended
+    {
+        /// <summary>
+        /// The template version number. This member must be 1 for extended menu templates.
+        /// </summary>
+        public ushort Version;
+
+        /// <summary>
+        /// The offset to the first MENUEX_TEMPLATE_ITEM structure, relative to the end of
+        /// this structure member. If the first item definition immediately follows the
+        /// dwHelpId member, this member should be 4.
+        /// </summary>
+        public ushort Offset;
+
+        /// <summary>
+        /// The help identifier of menu bar.
+        /// </summary>
+        public uint HelpID;
+    }
+}