void WriteManifest(Package package)
{
var uri = PackUriHelper.CreatePartUri(new Uri(Uri.EscapeDataString(Path.GetFileName(nuspecPath)), UriKind.Relative));
// Create the manifest relationship
package.CreateRelationship(uri, TargetMode.Internal, "http://schemas.microsoft.com/packaging/2010/07/manifest");
// Create the part
var packagePart = package.CreatePart(uri, "application/octet", CompressionOption.Maximum);
using (var stream = packagePart.GetStream())
using (var streamWriter = new StreamWriter(stream))
{
streamWriter.Write(NuspecContent);
}
}