Joshua Gutow

Make op-geth spec compliant. Specification PR: https://github.com/ethereum-optimism/specs/pull/150

Add Unichain Sepolia Testnet

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# Adding a New Chain This PR adds Unichain Sepolia to the registry. ## Checklist - [x] I have declared the chain at the appropriate [Superchain Level](../docs/glossary.md#superchain-level-and-rollup-stage). - [x] I...

op-node: Add Metrics

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**Description** This adds one new metric, `sequencer_active` to report if the sequencer is active or not. This also modifies `transactions_sequenced_total`. It is transformed from a Gauge (incorrectly called a counter...

op-node: Make sealing duration value configurable

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**Description** This makes the sealing duration value configuration via flags.