fix(spec): Update `IAttestationDisputeGame` spec

op-program: Ensure go routines all complete cleanly

feat(ctb): Use named vars for reused config addresses

maint: update README to fix Optimism wording

Updates the README to better conform to the language we've been using. Optimism is not a blockchain, but OP Mainnet is.

feat(ctb): Add the finalize function to MSD.phase2()

feat(contracts-bedrock): L2OutputOracle Scripts

Add phase2 function to MSD

Improvements to enable deployment practice

op-program: Add server mode

feat: One branch changesets

fix: deposited tx type RLP encoding specs

op-program: Specify client program to run as an executable