WeatherDashboard/WeatherDashboard.Web/Controllers/HomeController.cs

using Microsoft.AspNetCore.Mvc;
using WeatherDashboard.Web.Services;

namespace WeatherDashboard.Web.Controllers
{
    public class HomeController : Controller
    {
        private readonly IForecastService forecastService;

        public HomeController(IForecastService forecastService) => this.forecastService = forecastService;

        public async Task<IActionResult> Index()
        {
            var weather = await forecastService.GetWeatherAsync();

            return View(weather);
        }
    }
}