* Adding L1RollupTxId field to Transactions
* Adding rollup transactions signing key config and bug fixing within api.go. Signing key and endpoint will be removed when go handles batch fetching
Handling BlockBatches in Geth at `SendBlockBatches` endpoint (eth_sendBlockBatches)
Other:
* Adding PR template
* Adding ability to set timestamp and making blocks use configured timestamp
* Adding ability to encode original tx nonce in calldata
* Adding L1MessageSender to Contract Creation Txs
* Adding L1MessageSender to Transaction
* Adding logic to omit L1MessageSender in encoding / decoding when nil and never use it in hash computation
Co-authored-by: ben-chain <ben@pseudonym.party>
* Add more functionality to the sim (#5)
* backends: implement more of ethclient in sim
* backends: add BlockByNumber to simulated backend
* backends: make simulated progress function agree with syncprogress interface for client
* backends: add more tests
* backends: add more comments
* backends: fix sim for index in tx and add tests
* backends: add lock back to estimategas
* backends: goimports
* backends: go ci lint
* Add more functionality to the sim (#5)
* backends: implement more of ethclient in sim
* backends: add BlockByNumber to simulated backend
* backends: make simulated progress function agree with syncprogress interface for client
* backends: add more tests
* backends: add more comments
* backends: fix sim for index in tx and add tests
* backends: add lock back to estimategas
* backends: goimports
* backends: go ci lint
* assert errs
