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Unverified Commit dd7562ab authored by Clara van Staden's avatar Clara van Staden Committed by GitHub
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Snowbridge - Ethereum Electra Upgrade Support (#7075) 

# Description

Adds support for the upcoming Ethereum Electra upgrade, while
maintaining backwards compatibility for the current Deneb fork.

## Integration

Relayers should be updated to send updated Electra consensus data
structures.

## Review Notes

The [Ethereum Electra hard-fork
consensus](https://github.com/ethereum/consensus-specs/blob/dev/specs/electra/light-client/sync-protocol.md)
changes affecting the Ethereum light client are mainly isolated to the
[Generalized
Indexes](https://github.com/protolambda/eth2.0-ssz/blob/master/specs/navigation/generalized_indices.md)
of data structures changing. Before Electra, these values were hardcoded
in config. For Electra, these values change and needed to the updated.
Methods were added to return the correct g-index for the current fork
version.

Data structures used by the Ethereum client did not change in this
hard-fork. The BeaconState container has been updated with additional
changes, but because t...
parent fa8168fc
Branches gh-readonly-queue/master/pr-4993-6d0926e239776a509586f2030fa5b5d9c6aac965
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