* docker image: use client-libs-test (which has better preview support)

* Update Dockerfile

* Support MSETEX

* release notes

* prefer WriteBulkString("WHATEVER"u8) over WriteBulkString(RedisLiterals.WHATEVER)

* create Expiration as top-level concept

* The method is no longer ambiguous, yay (also: typos)

* Mark the MSETEX API as [Experimental], with docs

* actually, we can't make that [SER002] because of overload resolution

* propose support for XREADGROUP CLAIM

* release notes

* comma nit

* add integration tests for `claimMinIdleTime`

* support claimMinIdleTime on single-stream read API

* u8-ify the stream messages

* Update src/StackExchange.Redis/APITypes/StreamEntry.cs

Co-authored-by: Philo <philon@microsoft.com>

---------

Co-authored-by: Philo <philon@microsoft.com>

* Completely untested start for CAD/CAD

* unit tests

* propose the actual API

* DIGEST integration tests

* compensate for leading-zero oddness

* apply fixes for server hash format changes

* use CAS/CAD in locking operations

* release notes

* remove mitigations for receiving under-length digests from the server (now fixed at server)

* add zero-length digest test

* Update src/StackExchange.Redis/Interfaces/IDatabaseAsync.cs

Co-authored-by: Philo <philon@microsoft.com>

---------

Co-authored-by: Philo <philon@microsoft.com>

* limit [SER002] to the digest-related features, to prevent warnings on overload resolution

* use `Expiration` (from MSETEX) in new `SET` API (combined with `ValueCondition`)

* fix defaults to minimize build-time impact

* chmod +x