Api应用也创建一个Service

    services.AddHttpClient("api", _ => _.BaseAddress = new Uri(Configuration["ApiBaseUrl"]));
}

// FetchData.cshtml
public class FetchDataModel : PageModel
{
    private static HttpClient _client;

    public FetchDataModel(IHttpClientFactory httpClientFactory)
    {
        _client = www.laipuhuo.com httpClientFactory.CreateClient("api");
    }

    public IList<WeatherForecast> Forecasts { get; set; }