public void FileBufferWriteStreamFromAspNetCore()
{
using var writer = new FileBufferingWriteStream(memoryThreshold: MemoryThreshold);
foreach (var chunk in GetChunks())
{
writer.Write(chunk.Span);
}
writer.Flush();
using var ms = new MemoryStream(content.Length);
writer.DrainBufferAsync(ms).GetAwaiter().GetResult();
}