EIP-7840 Implementation

[siladu]

PR description

Drive Cancun, Prague and Osaka target and max blobs per block from genesis config:

"blobSchedule": {
  "cancun": {
    "target": 3,
    "max": 6
   },
  "prague": {
    "target": 6,
    "max": 9
  },
  "osaka": {
    "target": 9,
    "max": 12
  }
}

If blobSchedule is missing, use the mainnet default values, i.e. same as config above.

Target is wired into appropriate *GasCalculator implementations
Max is wired into appropriate *TargetingGasLimitCalculator implementations

This PR does not remove EIP-7742 (although overlaps slightly)

This has been tested with a local pectra interop and successfully produced and validated blocks containing up to 9 blobs.

2024-12-19 02:42:22.551+00:00 | vert.x-worker-thread-0 | INFO | AbstractEngineNewPayload | Imported #34 (8c3c2.....3c8e7)| 58 tx| 0 ws| 9 blobs| base fee 17.89 mwei| gas used 2,390,426 ( 8.0%)| exec time 0.010s| mgas/s 239.04| peers: 2

Fixed Issue(s)

#8026
ethereum/EIPs#9129

Thanks for sending a pull request! Have you done the following?

• Checked out our contribution guidelines?
• Considered documentation and added the doc-change-required label to this PR if updates are required.
• Considered the changelog and included an update if required.
• For database changes (e.g. KeyValueSegmentIdentifier) considered compatibility and performed forwards and backwards compatibility tests

Locally, you can run these tests to catch failures early:

• unit tests: ./gradlew build
• acceptance tests: ./gradlew acceptanceTest
• integration tests: ./gradlew integrationTest
• reference tests: ./gradlew ethereum:referenceTests:referenceTests

[jflo]

so far so good, possible bug in osaka setup.

[jflo]

Assume this all gets deleted after coming out of draft

[siladu]

removed