feat(docs/op-stack): Update explorer with example of indexing

op-node: More logging

fix(ctb): Correct env var name for mainnet config

differential-testing: fix lint issue in diff testing

op-e2e: test high-demand large L2 blocks case

op-node: handle sequencer during catch-up, handle when engine state invalidates attributes

feat(op-batcher): Channel Builder Unit Tests

feat(op-batcher): Channel Manager Tests

op-batcher/proposer: Increase sendTx timeout

fix(docs): improve sidebar styling

Version Packages

batch_decoder: Force close channels

Trigger Releases 

This increases it from 100s (~3 mins) to 10 minutes. This is because
sending transactions can take a long time.

This increase the send transaction timeout while decreasing the transaction
creation timeout. Using idfferent timeouts is better to catch problems because
we expect different steps to take different amounts of time.

op-chain-ops: Add parallel migration

After some research, I discovered that we can iterate over Geth's storage in parallel as long as we don't share the state database. This PR updates the OVM ETH check script to parallelize state iteration across 64 workers. The parallelization works by partitioning storage keyspace based on the number of workers. To optimize further, I also moved the state balance checking into the main iteration loop to avoid unnecessary iteration. Note that state mutation must be done serially. Overall, this should safe about 40 minutes during the migration.

This PR was tested by running it against a mainnet data directory. The entire process took approximately one hour. As part of this testing I discovered an invalid check in `check.go`, which was verifying the wrong storage slot in the withdrawals check function. This has been fixed.I confirmed with Mark that the updated `MessageSender` value is the correct one to be checking for. The filtering code was correct from the beginning.