Update README and project dependencies for ASP.NET Core 8 support

Author: DamianEdwards

Directory.Packages.props

@@ -3,15 +3,14 @@
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
   </PropertyGroup>
   <ItemGroup>
-    <PackageVersion Include="PolySharp" Version="1.14.1" />
     <PackageVersion Include="System.ComponentModel.Annotations" Version="5.0.0" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
-    <PackageVersion Include="Swashbuckle.AspNetCore" Version="6.5.0" />
+    <PackageVersion Include="Swashbuckle.AspNetCore" Version="8.1.4" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
-    <PackageVersion Include="xunit" Version="2.7.1" />
-    <PackageVersion Include="xunit.runner.visualstudio" Version="2.5.8" />
-    <PackageVersion Include="coverlet.collector" Version="6.0.2" />
-    <PackageVersion Include="BenchmarkDotNet" Version="0.13.12" />
-    <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
+    <PackageVersion Include="xunit" Version="2.9.3" />
+    <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2" />
+    <PackageVersion Include="coverlet.collector" Version="10.0.0" />
+    <PackageVersion Include="BenchmarkDotNet" Version="0.15.8" />
+    <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="8.0.1" />
   </ItemGroup>
 </Project>

README.md

@@ -11,8 +11,8 @@ Install the library from [NuGet](https://www.nuget.org/packages/MiniValidation):
 ❯ dotnet add package MiniValidation
 ```
 
-### ASP.NET Core 6+ Projects
-If installing into an ASP.NET Core 6+ project, consider using the [MinimalApis.Extensions](https://www.nuget.org/packages/MinimalApis.Extensions) package instead, which adds extensions specific to ASP.NET Core, including a validation endpoint filter for .NET 7 apps:
+### ASP.NET Core 8+ Projects
+If installing into an ASP.NET Core 8+ project, consider using the [MinimalApis.Extensions](https://www.nuget.org/packages/MinimalApis.Extensions) package instead, which adds extensions specific to ASP.NET Core, including a validation endpoint filter:
 ``` console
 ❯ dotnet add package MinimalApis.Extensions
 ```
@@ -121,6 +121,7 @@ class WidgetWithCustomValidation : Widget, IValidatableObject
     }
 }
 ```
+
 ``` console
 ❯ widget.exe
 Widget 'widget' is valid!
@@ -147,7 +148,7 @@ Widget 'MiniValidation' is valid!
 Widget 'MiniValidation' is valid!
 ```
 
-### Web app (.NET 6)
+### Web app (.NET 8+)
 ```csharp
 using System.ComponentModel.DataAnnotations;
 using MiniValidation;

src/MiniValidation/MiniValidation.csproj

@@ -15,10 +15,6 @@
   <ItemGroup>
     <None Include="../../README.md" Pack="true" PackagePath="\" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" PrivateAssets="All" />
-    <PackageReference Include="PolySharp">
-      <PrivateAssets>all</PrivateAssets>
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-    </PackageReference>
   </ItemGroup>
 
 </Project>