Add .NET 8-10 targets (#51)

This PR adds the net8.0, net9.0, and net10.0 targets per the
discussion/roadmap in #44. These new targets are not signed with a
strong name key; only the netstandard2.0 target will be signed.

Fixes #50

Author: paulirwin

Directory.Build.props

@@ -0,0 +1,5 @@
+<Solution>
+  <Project Path="benchmarks/F23.StringSimilarity.Benchmarks/F23.StringSimilarity.Benchmarks.csproj" />
+  <Project Path="src/F23.StringSimilarity/F23.StringSimilarity.csproj" />
+  <Project Path="test/F23.StringSimilarity.Tests/F23.StringSimilarity.Tests.csproj" />
+</Solution>

F23.StringSimilarity.sln

@@ -2,14 +2,14 @@
 
     <PropertyGroup>
         <OutputType>Exe</OutputType>
-        <TargetFramework>net8.0</TargetFramework>
+        <TargetFramework>net10.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
         <IsPackable>false</IsPackable>
     </PropertyGroup>
 
     <ItemGroup>
-      <PackageReference Include="BenchmarkDotNet" Version="0.13.12" />
+      <PackageReference Include="BenchmarkDotNet" Version="0.15.4" />
     </ItemGroup>
 
     <ItemGroup>

F23.StringSimilarity.slnx

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFrameworks>netstandard2.0;net8.0;net9.0;net10.0</TargetFrameworks>
     <PackageId>F23.StringSimilarity</PackageId>
     <PackageTags>string;similarity;distance;levenshtein;jaro-winkler;lcs;cosine</PackageTags>
     <Title>StringSimilarity.NET</Title>
@@ -16,10 +16,17 @@
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
-    <Version>7.0.0</Version>
+    <Version>8.0.0-alpha</Version>
+  </PropertyGroup>
+  <PropertyGroup Label="Assembly signing" Condition=" '$(TargetFramework)' == 'netstandard2.0' ">
+    <DefineConstants>FEATURE_SIGNED_ASSEMBLY;$(DefineConstants)</DefineConstants>
+    <AssemblyOriginatorKeyFile>$(SolutionDir)StringSimilarity.NET.snk</AssemblyOriginatorKeyFile>
+    <SignAssembly>true</SignAssembly>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All" />
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
+  </ItemGroup>
+  <ItemGroup Label=".NET Standard 2.0 Dependencies" Condition="'$(TargetFramework)'=='netstandard2.0'">
     <PackageReference Include="System.Memory" Version="4.6.3" />
   </ItemGroup>
   <ItemGroup>

…tringSimilarity.Benchmarks/Benchmarks.cs …tringSimilarity.Benchmarks/Benchmarks.cstest/F23.StringSimilarity.Benchmarks/Benchmarks.cs renamed to benchmarks/F23.StringSimilarity.Benchmarks/Benchmarks.cs test/F23.StringSimilarity.Benchmarks/Benchmarks.cs renamed to benchmarks/F23.StringSimilarity.Benchmarks/Benchmarks.cs

@@ -1,3 +1,7 @@
 using System.Runtime.CompilerServices;
 
+#if FEATURE_SIGNED_ASSEMBLY
 [assembly: InternalsVisibleTo("F23.StringSimilarity.Tests, PublicKey=0024000004800000940000000602000000240000525341310004000001000100b9a3cf7cbdb26a91b8a50d70ec052fe9f1edd3d1989e1079d0b0c1930e2030273a82629e18c7f2932a1e7957d48ec36b2703cda7bab46f3a0684cc86637e02dac24c857a43ef9a63a6459b147d11ec43b75b181de0aa326931ae13ba31c06977b309424c730d895144feab54da5ad84a604f90b2d672406177782027c8413caa")]
+#else
+[assembly: InternalsVisibleTo("F23.StringSimilarity.Tests")]
+#endif