I3.3 — (Stretch) Redis Streams transport-swap spike

[nickna]

Phase 3 · Size S · Risk: low (STRETCH)

Prove the portability claim end-to-end.

Scope

• Point the same handlers at WolverineFx.Redis (Streams) in a spike.
• Document the config delta and any ordering caveats.

Acceptance criteria

• Short report confirming transport swap is config-only.

Dependencies

I3.1.

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Part of #909 — Messaging Migration epic.