Write to the outgoing pipeline directly

[lukebakken]

I still have benchmarking to do, but this method should be faster.

Learning a bit after reading about System.IO.Pipelines - link

[Gsantomaggio]

That's great @lukebakken !

[codecov[bot]]

Codecov Report

Patch coverage: 95.69% and project coverage change: +0.30 :tada:

Comparison is base (e42d8fe) 92.80% compared to head (1175caa) 93.11%.

:exclamation: Current head 1175caa differs from pull request most recent head 9bbd2cd. Consider uploading reports for the commit 9bbd2cd to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #245      +/-   ##
==========================================
+ Coverage   92.80%   93.11%   +0.30%     
==========================================
  Files         102      102              
  Lines        8869     8810      -59     
  Branches      704      676      -28     
==========================================
- Hits         8231     8203      -28     
+ Misses        492      468      -24     
+ Partials      146      139       -7     

Impacted Files	Coverage Δ
RabbitMQ.Stream.Client/Client.cs	92.84% <ø> (+0.92%)	:arrow_up:
RabbitMQ.Stream.Client/CloseResponse.cs	82.35% <ø> (ø)
...bitMQ.Stream.Client/ConsumerUpdateQueryResponse.cs	85.00% <ø> (ø)
RabbitMQ.Stream.Client/CreditResponse.cs	70.00% <ø> (ø)
RabbitMQ.Stream.Client/DeclarePublisherResponse.cs	82.35% <ø> (ø)
RabbitMQ.Stream.Client/DeletePublisherResponse.cs	82.35% <ø> (ø)
RabbitMQ.Stream.Client/Deliver.cs	95.45% <ø> (-0.50%)	:arrow_down:
RabbitMQ.Stream.Client/ICommand.cs	50.00% <ø> (ø)
RabbitMQ.Stream.Client/OpenResponse.cs	90.00% <ø> (ø)
RabbitMQ.Stream.Client/PartitionsQueryResponse.cs	91.30% <ø> (ø)
... and 34 more

... and 9 files with indirect coverage changes

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Do you have feedback about the report comment? Let us know in this issue.

[Gsantomaggio]

Have you tried the perf test with this PR to see if there is any improvement?