Pikachu

v1.5.0 -- Pikachu -- is the mainnet release for the Electra upgrade that went live on May 7, 2025.

PR showing full diff can be found here: #4298

Electra

• Add various tests cases for Electra #4265
• Fix bug in Electra withdrawals processing #4281
• Mark Electra as stable #4285
• Make *_REQUESTS_PER_PAYLOAD the same for mainnet/minimal #4291
• Update ELECTRA_FORK_EPOCH in fork.md #4295

Fulu

• Allow skipping verification for blobs from EL #4262
• Improve DataColumnSidecarsByRoot request #4284
• Deprecate BlobSidecarsByRangeRange/Root in Fulu #4286
• Remove unnecessary sort in compute_columns_for_custody_group #4289

EIP-7732 (ePBS)

• Fix KZG commitment inclusion proof depth #4264

EIP-7805 (FOCIL)

• Use MAX_TRANSACTIONS_PER_PAYLOAD for InclusionList transactions size #4220
• Update config/preset files #4268
• Make IL committee domain a constant #4276

Testing

• Disable parallelism with make test if a test name is specified #4270
• Add workflow to run nightly mainnet tests #4280
• Add ability to run generators for specific tests #4288
• Add two new custody group tests #4290
• Remove deprecated testing infrastructure #4294
• Refactor kzg_7594 generator #4296
• Refactor kzg_4844 generator #4300
• Clean up generator runner #4301
• Fix two mistakes when refactoring the kzg_4844 generator #4302

Other

• Cleanup presets and configs #4256
• Remove unused is_previous_epoch_justified function #4269
• Simplify specification tables in main readme #4271
• Do a major clean up of the main readme #4272
• Bump the actions group with 2 updates #4273
• Fix a couple broken links #4279
• Bump the actions group with 3 updates #4282
• Bump setuptools from 79.0.0 to 80.0.0 in the actions group #4292
• Bump actions/setup-python from 5.5.0 to 5.6.0 in the actions group #4293
• Ensure presets/configs for yaml/spec match #4297
• Bump the actions group with 2 updates #4299