http/get_simple/csharp/server/Server.csproj

<Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>net8.0</TargetFramework>
  </PropertyGroup>

  <ItemGroup>
    <PackageReference Include="Apache.Arrow" Version="15.0.1" />
  </ItemGroup>

</Project>