fix: add missing NuGet documentation generation

Author: Willy

src/LocalPortFiltering.AspNetCore/LocalPortFiltering.AspNetCore.csproj

@@ -4,6 +4,7 @@
     <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+	<GenerateDocumentationFile>true</GenerateDocumentationFile>
     <RootNamespace>LocalPortFiltering.AspNetCore</RootNamespace>
 
     <!-- NuGet Packaging -->

src/LocalPortFiltering.AspNetCore/LocalPortFilteringOptions.cs

@@ -1,5 +1,8 @@
 namespace LocalPortFiltering.AspNetCore;
 
+/// <summary>
+/// Represents the options for local port filtering configuration in the ASP.NET Core application.
+/// </summary>
 public class LocalPortFilteringOptions
 {
     /// <summary>