public static void _outputContainerImageMetadataFile(List <OutputContainerImage> builtImages, bool outputFullMetadataFile)
        {
            PublishContainerImages.WriteLog($"\nWriting the following entries to {PublishContainerImages.BuiltImageMetadataFilename}:");
            builtImages.Select(x =>
                               $"{x.ProdRepoName}:{x.VersionTag}")
            .ToList().ForEach(PublishContainerImages.WriteLog);

            var builtImagesFilePath = Path.Combine(OutputImagesTxtFilePath(), PublishContainerImages.BuiltImageMetadataFilename);

            Directory.CreateDirectory(new FileInfo(builtImagesFilePath).DirectoryName);

            var imagesWithMetadata = builtImages.Where(im => im.Metadata != null).ToList();

            dynamic metaDataOutput = new ExpandoObject();

            if (outputFullMetadataFile)
            {
                metaDataOutput.imageReferences = ImageReference.GetAllImageReferences();
            }

            metaDataOutput.containerImages = new dynamic[imagesWithMetadata.Count];

            int index = 0;

            foreach (var image in imagesWithMetadata)
            {
                dynamic imageEntry = new ExpandoObject();
                imageEntry.containerImage   = $"{image.ProdRepoName}:{image.VersionTag}";
                imageEntry.os               = image.Metadata.Os;
                imageEntry.app              = image.Metadata.App;
                imageEntry.appVersion       = image.Metadata.AppVersion;
                imageEntry.renderer         = image.Metadata.Renderer;
                imageEntry.rendererVersion  = image.Metadata.RendererVersion;
                imageEntry.imageReferenceId = image.Metadata.ImageReferenceId;

                metaDataOutput.containerImages[index++] = imageEntry;
            }

            string metadataJson = Json.JsonSerializeObject(metaDataOutput);

            File.WriteAllText(builtImagesFilePath, metadataJson);
            PublishContainerImages.WriteLog($"\nWrote metadata file at: {builtImagesFilePath}, file contents:");
            PublishContainerImages.WriteLog(metadataJson);
        }