See https://github.com/ethereum-optimism/optimism/pull/8399

```
forge script scripts/Deploy.s.sol:Deploy --rpc-url $ETH_RPC_URL --private-key $PRIVATE_KEY --sig 'deployL1StandardBridge()' --broadcast --verify
SIG=deployL1StandardBridge forge script scripts/Deploy.s.sol:Deploy --rpc-url $ETH_RPC_URL --private-key $PRIVATE_KEY --sig 'sync()'
```