docs: add readme.md to nuget package

Author: VisualBean

src/ByteBard.GUSTO.JobQueue/ByteBard.GUSTO.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
@@ -15,8 +15,13 @@
         <AssemblyName>ByteBard.GUSTO</AssemblyName>
         <RootNamespace>ByteBard.GUSTO</RootNamespace>
         <PackageId>ByteBard.GUSTO</PackageId>
+        <PackageReadmeFile>README.md</PackageReadmeFile>
     </PropertyGroup>
 
+    <ItemGroup>
+      <None Include="../../README.md" Pack="true" PackagePath="/" />
+    </ItemGroup>
+
     <ItemGroup>
       <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="9.0.7" />
       <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="9.0.7" />