Next release v1.5.0 -- Capella (withdrawals) & more

[metachris]

New upcoming mev-boost release v1.5.0

Most notably, the Capella fork is introducing withdrawals to the ExecutionPayload, and requires changes across all parts of the MEV-Boost transaction supply chain.

The current mev-boost main branch already includes all related changes, and a release candidate is available.

Notable changes

• Capella readiness
• getPayload retries

Latest release

https://github.com/flashbots/mev-boost/releases/tag/v1.5.0-alpha2

Docker Images:

• flashbots/mev-boost:1.5.0-alpha2-portable
• flashbots/mev-boost:1.5.0-alpha2

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More Capella Details

Capella changes

• Capella decode and fallback to bellatrix #431
• Capella RC Changes #436

mev-boost is moving to using the Attestant types and extending those, rather than maintaining custom types at go-boost-utils. See also:

• https://github.com/attestantio/go-builder-client
• Proposal: replace types from go-boost-utils with types from Attestant #404

Other changes

See also https://flashbots.notion.site/MEV-Boost-Capella-Upgrades-00cea01704794f6eb4f792c55b69c441 for more details about the changes across the stack

[metachris]

v1.5.0 is out now: https://github.com/flashbots/mev-boost/releases/tag/v1.5.0