blockchaindevsh

blockscout doesn't show blocks with optimism L2 transactions

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### Description Here's the log from op-geth([v1.101315.0](https://github.com/ethereum-optimism/op-geth/releases/tag/v1.101315.0)) which shows transaction `0x187712a3e229498E9E42888761Ab9B92bceB46c7` is included into block `288903`: But the explorer(installed from `production-optimis` branch) shows the transaction is [pending](http://142.132.154.16/tx/0x48b269f572f4cf259481f2d2e492950939ec72132e75bf6c11bc7a9700b74054), and can't show...

experimental: allow the batch inbox to be a contract

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Description This specification aims to allow the batch inbox to be a contract, enabling customized batch submission conditions such as: - Requiring the batch transaction to be signed by a...

Holocene: contracts part for separating dynamic&static l1 attributes

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This PR serves as a first step for ["Separate Dynamic and Static L1 Attributes Values"](https://github.com/ethereum-optimism/specs/issues/122), it migrates existing `SystemConfig` updates to follow the pattern designed in https://github.com/ethereum-optimism/specs/issues/122 .

I'm aware that `Initializer_Test` requires a big rewrite. In the meantime, I've identified some minor improvements we can make.