Program.cs

using api_transcript_service.Util;
using Microsoft.Azure.Functions.Worker;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.SemanticKernel;

string _apiDeploymentName = Helper.GetEnvironmentVariable("ApiDeploymentName");
string _apiEndpoint = Helper.GetEnvironmentVariable("ApiEndpoint");
string _apiKey = Helper.GetEnvironmentVariable("ApiKey");

var host = new HostBuilder()
    .ConfigureFunctionsWorkerDefaults()
    .ConfigureServices(services =>
    {
        services.AddApplicationInsightsTelemetryWorkerService();
        services.ConfigureFunctionsApplicationInsights();
        services.AddSingleton<Kernel>(s =>
        {
            var builder = Kernel.CreateBuilder();
            builder.AddAzureOpenAIChatCompletion(
                _apiDeploymentName,
                _apiEndpoint,
                _apiKey                 
                );
            return builder.Build();
        });     
    })
    .Build();

host.Run();