how touse I logger in asp.net core code example

Example 1: asp.net core logger in startup

public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILogger<Startup> logger)
{
    logger.LogInformation("Configure called");

    // …
}

Example 2: appsettings in console application c#

<ItemGroup>
    <PackageReference Include="Microsoft.Extensions.Configuration" Version="3.1.3" />
    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="3.1.3" />
    <PackageReference Include="Microsoft.Extensions.Hosting" Version="3.1.3" />
</ItemGroup>