public static EndpointHealthStats FromDomain(EndpointStats stats)
 {
     return new EndpointHealthStats
     {
         Status = stats.Status,
         CheckTimeUtc = stats.CheckTimeUtc,
         ResponseTime = stats.ResponseTime
     };
 }
 private void AssertStats(EndpointStats expected, EndpointHealthStats actual)
 {
     Assert.Equal(expected.Status, actual.Status);
     Assert.Equal(expected.CheckTimeUtc, actual.CheckTimeUtc);
     Assert.Equal(expected.ResponseTime, actual.ResponseTime);
 }