SampleApp.Core.csproj

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

  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>netcoreapp2.0</TargetFramework>
  </PropertyGroup>

  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
    <DefineConstants>TRACE;DEBUG;Core</DefineConstants>
  </PropertyGroup>

  <ItemGroup>
    <PackageReference Include="System.Data.Common" Version="4.3.0" />
    <PackageReference Include="System.Data.SqlClient" Version="4.3.0" />
  </ItemGroup>

  <ItemGroup>
    <ProjectReference Include="..\EPPlus\EPPlus.MultiTarget.csproj" />
  </ItemGroup>

  <ItemGroup>
    <Folder Include="Properties\" />
  </ItemGroup>

  <ItemGroup>
    <None Update="csv\Sample9-1.txt">
      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
    </None>
    <None Update="csv\Sample9-2.txt">
      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
    </None>
    <None Update="GraphTemplate.xlsx">
      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
    </None>
    <None Update="VBA-Code\BattleshipSheet.txt">
      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
    </None>
    <None Update="VBA-Code\CodeModule.txt">
      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
    </None>
    <None Update="VBA-Code\ComputerPlayModule.txt">
      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
    </None>
    <None Update="VBA-Code\ShipClass.txt">
      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
    </None>
    <None Update="VBA-Code\ThisWorkbook.txt">
      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
    </None>
  </ItemGroup>

</Project>