private static void ConfigureServices(IServiceCollection serviceCollection)
    {
        serviceCollection.AddSingleton(new LoggerFactory()
            .AddSerilog());
        serviceCollection.AddLogging();
        serviceCollection.AddDbContext<Spiderdb>(options => options.UseSqlite("Data Source=(localdb)\ProjectsV13;Initial Catalog=SpiderDB1;Integrated Security=True"));

        // Initialize serilog logger
        Log.Logger = new LoggerConfiguration()
             .WriteTo.File("app.log")
             .MinimumLevel.Debug()
             .Enrich.FromLogContext()
             .CreateLogger();

        serviceCollection.AddTransient<App>();
    }

class App
{

        private readonly ILogger<App> _logger;
        private readonly Spiderdb _spiderDb;


        public App(ILogger<App> logger, Spiderdb context)
        {
          _logger = logger;
          _spiderDb = context;
        }

        public async void RunAsync()
        {
            _logger.LogInformation("Starting App");

            using (_spiderDb)
            {
                var x = await _spiderDb.ProxyServersProviders.ToListAsync();
            }
        }

}

2018-07-21 06:42:39.004 +01:00 [DBG] An 'IServiceProvider' was created for
internal use by Entity Framework.
2018-07-21 06:42:39.101 +01:00 [INF] Starting App
2018-07-21 06:42:40.160 +01:00 [INF] Entity Framework Core 2.1.1-rtm-30846
initialized 'Spiderdb' using provider
'Microsoft.EntityFrameworkCore.SqlServer' with options: None
2018-07-21 06:42:40.356 +01:00 [DBG] Compiling query model:
'from ProxyServersProvider <generated>_0 in DbSet<ProxyServersProvider>
select [<generated>_0]'
2018-07-21 06:42:40.413 +01:00 [DBG] Optimized query model:
'from ProxyServersProvider <generated>_0 in DbSet<ProxyServersProvider>
select [<generated>_0]'
2018-07-21 06:42:40.691 +01:00 [DBG] (QueryContext queryContext) =>
IAsyncEnumerable<ProxyServersProvider> _InterceptExceptions(
source: IAsyncEnumerable<ProxyServersProvider> _TrackEntities(
    results: IAsyncEnumerable<ProxyServersProvider> _ShapedQuery(
        queryContext: queryContext,
        shaperCommandContext: SelectExpression:
            SELECT [p].[Id], [p].[DailyReqCount], [p].[DailyReqLimit], [p].
[FailedCount], [p].[FirstReqToday], [p].[IsRestAPI], [p].[LastReq], [p].[URL]
            FROM [ProxyServersProviders] AS [p],
        shaper: UnbufferedEntityShaper<ProxyServersProvider>),
    queryContext: queryContext,
    entityTrackingInfos: { itemType: ProxyServersProvider },
    entityAccessors: List<Func<ProxyServersProvider, object>>
    {
        Func<ProxyServersProvider, ProxyServersProvider>,
    }
),
contextType: Spider.EF.Spiderdb,
logger: DiagnosticsLogger<Query>,
queryContext: queryContext)
2018-07-21 06:42:40.814 +01:00 [DBG] Opening connection to database
'SpiderDB1' on server '(localdb)ProjectsV13'.