# [WIP] PEPC MEV-boost Relay
modifications need to mev-boost ecosystem
- `mev-boost` - add `ProposerCommitmentAddress` to cli flag (probably a check on start up that the )
- `relay` - add `ProposerCommitmentAddress` to cli flag
- `block builder` - add new block building algo which obeys a certain proposer commitment
Then someone can deploy a proposer commitment using [Emily](https://github.com/0xfuturistic/emily/tree/main).