带有Autofac的WebApi中的Hangfire :作业未运行

protected void Application_Start()
{
    // 其他应用程序启动代码...

    // 创建Hangfire后台作业服务器
    GlobalConfiguration.Configuration.UseAutofacActivator(container);
    var options = new BackgroundJobServerOptions { };
    app.UseHangfireServer(options);

    // 配置Hangfire的可视化面板
    app.UseHangfireDashboard();
}

public class MyJob
{
    public void Run()
    {
        // 后台作业的逻辑代码
    }
}

public class MyController : ApiController
{
    private readonly IBackgroundJobClient _backgroundJobClient;

    public MyController(IBackgroundJobClient backgroundJobClient)
    {
        _backgroundJobClient = backgroundJobClient;
    }

    public IHttpActionResult ScheduleJob()
    {
        var myJob = new MyJob();
        _backgroundJobClient.Enqueue(() => myJob.Run());

        return Ok("Job scheduled");
    }
}