feat(derive): BatchProvider multiplexed stage

[clabby]

Overview

Implements the BatchProvider stage, which is a mux over BatchQueue (< holocene) and BatchValidator (>= holocene).

TODO

• Retain l1_blocks when transforming the BatchQueue into the BatchValidator.

[clabby]

📚 $\text{Stack Overview}$

Pulls submitted in this stack:

• feat(derive): BatchProvider multiplexed stage #726 👈
• main

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[codecov]

❌ 1 Tests Failed:

Tests completed	Failed	Passed	Skipped
317	1	316	0

View the full list of 1 ❄️ flaky tests

kona-mpt list_walker::test::test_online_list_walker_transactions

Flake rate in main: 20.00% (Passed 8 times, Failed 2 times)

Stack Traces | 0.082s run time

thread 'list_walker::test::test_online_list_walker_transactions' panicked at .../mpt/src/list_walker.rs:197:89:
called `Result::unwrap()` on an `Err` value: HTTP error 429 with body: {"code":-32007,"message":"5/second request limit reached - reduce calls per second or upgrade your account at quicknode.com"}

Caused by:
    HTTP error 429 with body: {"code":-32007,"message":"5/second request limit reached - reduce calls per second or upgrade your account at quicknode.com"}
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

To view individual test run time comparison to the main branch, go to the Test Analytics Dashboard

[refcell]

That's not so bad without a macro :)