Upgrade target framework to .NET 8.0 and update package references

Author: hsaito

MyNumberNET/MyNumberNET.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Authors>Hideki Saito</Authors>
     <Company>Hideki Saito</Company>
     <Title>MyNumberNET My Number Validation Library</Title>

MyNumberNET_CLI/MyNumberNET_CLI.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Authors>Hideki Saito</Authors>
     <Company>Hideki Saito</Company>
     <Title>MyNumber My Number Validation Command Line Tool</Title>
@@ -14,7 +14,6 @@
     <Version>1.0.4.0</Version>
     <AssemblyVersion>1.0.4.0</AssemblyVersion>
     <FileVersion>1.0.4.0</FileVersion>
-    <RuntimeIdentifiers>linux-x64,linux-arm,win-x64,win-x86,osx-x64</RuntimeIdentifiers>
     <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <ItemGroup>
@@ -23,15 +22,9 @@
     </None>
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="NLog" Version="5.2.0" />
-    <PackageReference Include="System.Console" Version="4.3.1" />
-    <PackageReference Include="System.Net.Sockets" Version="4.3.0" />
+    <PackageReference Include="NLog" Version="6.0.3" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\MyNumberNET\MyNumberNET.csproj" />
   </ItemGroup>
-  <PropertyGroup>
-    <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp2.1</TargetFramework>
-  </PropertyGroup>
 </Project>

MyNumberNET_Test/MyNumberNET_Test.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.1</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <IsPackable>false</IsPackable>
     <Authors>Hideki Saito</Authors>
     <Company>Hideki Saito</Company>
@@ -17,9 +17,9 @@
     <LangVersion>latest</LangVersion>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.7.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="1.2.1" />
-    <PackageReference Include="MSTest.TestFramework" Version="1.4.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="3.10.2" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.10.2" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\MyNumberNET\MyNumberNET.csproj" />