FeedDataverseBQ/AzureFunction/Program.cs

using Microsoft.Azure.Functions.Worker;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Migration.Services;
using OSAFeedXML;

var host = new HostBuilder()
    .ConfigureFunctionsWorkerDefaults()
    .ConfigureServices(services =>
    {
        services.AddApplicationInsightsTelemetryWorkerService();
        services.ConfigureFunctionsApplicationInsights();
        services.AddSingleton<IBigQuery, GoogleBigQuery>();

        services.AddSingleton<IGoogleBigQueryClientFactory, GoogleBigQueryClientFactory>();
        services.AddSingleton(sp =>
        {
            var factory = sp.GetRequiredService<IGoogleBigQueryClientFactory>();
            return factory.CreateClient();
        });
    })
    .Build();

host.Run();