1234/BookStore.csproj

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

  <PropertyGroup>
    <OutputType>WinExe</OutputType>
    <TargetFramework>net5.0-windows</TargetFramework>
    <UseWPF>true</UseWPF>
  </PropertyGroup>

  <ItemGroup>
    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="5.0.9" />
    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="5.0.9" />
    <PackageReference Include="System.Configuration.ConfigurationManager" Version="5.0.0" />
  </ItemGroup>

  <ItemGroup>
    <Page Include="Z:\MainWindow.xaml" Link="MainWindow.xaml" />
  </ItemGroup>

</Project>