Program.cs

using OcppLogging;
using Server.Core.Helpers;
using Server.Core.Services.Ocpp;
public class Program
{
    private static void Main(string[] args)
    {
        var builder = WebApplication.CreateBuilder(args);
        builder.Services.AddSingleton<ILogWriter, LogWriter>();
        builder.Services.AddWebSocketManager();
        builder.Services.AddControllersWithViews();
        builder.Services.AddRazorPages();
        builder.Services.AddServerSideBlazor();

        builder.Services.AddAuthentication("BasicAuthentication")
            .AddScheme<BasicAuthenticationOptions, BasicAuthenticationHandler>("BasicAuthentication", (o) => { });
        builder.Services.AddAuthorization();

        var app = builder.Build();

        WebSocketOptions webSocketOptions = new WebSocketOptions()
        {
            KeepAliveInterval = TimeSpan.FromSeconds(120)
        };

        app.UseAuthentication();
        app.UseAuthorization();

        app.UseWebSockets(webSocketOptions);
        app.UseWebSocketMiddleware("/ocpp201", 
            app.Services.GetService<OcppMessageHandler>());
        
        app.UseRouting();
        app.UseStaticFiles();
        app.MapBlazorHub();
        app.MapRazorPages();
        app.Run();
    }
}