✅ System.Threading.Channels - Consumer is blocking the main thread where the producer is

while (await _reader.WaitToReadAsync())
{ 
    var metadata = await _reader.ReadAsync();
}

public sealed class VisitMetadataChannel
{
    private readonly Channel<VisitMetadata> _channel = Channel.CreateUnbounded<VisitMetadata>(
        new UnboundedChannelOptions
        {
            SingleReader = true, 
            SingleWriter = false, 
            AllowSynchronousContinuations = false
        });
    
    public ChannelWriter<VisitMetadata> Writer => _channel.Writer;
    
    public ChannelReader<VisitMetadata> Reader => _channel.Reader;
}