Controller.cs

public class HomeController : Controller
{
    private readonly IMediator _mediator;

    public HomeController(IMediator mediator)
    {
        _mediator = mediator;
    }

    [HttpGet("/")]
    public async Task<IActionResult> Home()
    {
        var viewModel = await _mediator.SendAsync(new Home());
        return View(viewModel);
    }
}