webmusic/webmusic.csproj

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

    <PropertyGroup>
        <TargetFramework>netcoreapp3.0</TargetFramework>
        <DebugType>full</DebugType>
    </PropertyGroup>


    <ItemGroup>
      <Compile Remove="music\**" />
    </ItemGroup>


    <ItemGroup>
      <EmbeddedResource Remove="music\**" />
    </ItemGroup>


    <ItemGroup>
      <None Remove="music\**" />
      <None Update="webmusic.css">
        <CopyToOutputDirectory>Always</CopyToOutputDirectory>
      </None>
      <None Update="webmusic.js">
        <CopyToOutputDirectory>Always</CopyToOutputDirectory>
      </None>
      <None Update="howler.core.js">
        <CopyToOutputDirectory>Always</CopyToOutputDirectory>
      </None>
    </ItemGroup>


    <ItemGroup>
      <Content Remove="music\**" />
    </ItemGroup>

</Project>