<PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.2" />

Microsoft.Extensions.Logging.ILogger

public interface ILogger
Represents a type used to perform logging.
namespace Microsoft.Extensions.Logging { public interface ILogger { void Log<TState>(LogLevel logLevel, EventId eventId, TState state, Exception exception, Func<TState, Exception, string> formatter); bool IsEnabled(LogLevel logLevel); IDisposable BeginScope<TState>(TState state); } }