private static async Task <string> UnpackExecutableAsync()
        {
            string targetPath = Path.Combine(Path.GetTempPath(), "STEP_EXEs");

            Directory.CreateDirectory(targetPath);
            targetPath = Path.Combine(targetPath, "7z.dll");

            var arch = Environment.Is64BitProcess ? "7z-x64.dll" : "7z-x86.dll";

            using (var executableStream = ResourceUtility.OpenEmbeddedResourceFile(arch))
                using (var targetStream = AsyncFile.CreateSequential(targetPath))
                {
                    await executableStream.CopyToAsync(targetStream).ConfigureAwait(false);
                }

            targetPath = Path.ChangeExtension(targetPath, "exe");
            arch       = Environment.Is64BitProcess ? "7z-x64.exe" : "7z-x86.exe";

            using (var executableStream = ResourceUtility.OpenEmbeddedResourceFile(arch))
                using (var targetStream = AsyncFile.CreateSequential(targetPath))
                {
                    await executableStream.CopyToAsync(targetStream).ConfigureAwait(false);
                }

            return(targetPath);
        }