das_api.csproj

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

  <PropertyGroup>
    <TargetFramework>net5.0</TargetFramework>
  </PropertyGroup>

  <ItemGroup>
    <PackageReference Include="log4net" Version="2.0.15" />
    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
    <PackageReference Include="Swashbuckle.AspNetCore" Version="5.6.3" />
  </ItemGroup>

  <ItemGroup>
    <Reference Include="daslibrary">
      <HintPath>daslibrary.dll</HintPath>
    </Reference>
    <Reference Include="Imass.EventPool">
      <HintPath>Imass.EventPool.dll</HintPath>
    </Reference>
  </ItemGroup>

</Project>