Greg Hill

This might not be feasible due to the On-chain Key Derivation (OKD) scheme we use, but worth investigating!

The metadata does contain the `hashers`: https://github.com/paritytech/frame-metadata/blob/0c6400964fe600ea07f8233810415f6958fe4e20/frame-metadata/src/v14.rs#L287

Already exported

@derrekcoleman is this something we already have?

Hmm yes maybe it would make sense to add something about the Full Relay.

Here are some of the advantages of working with Anvil on Ethereum, I've extracted those which could also make sense for Bitcoin. The toolkit is quite configurable and has several...

The [Bitcoin Dev Kit (BDK)](https://github.com/bitcoindevkit/bdk/tree/master) provides a variety of tooling, for instance we can integrate the wallet functionality - signing and coin selection.

I would be inclined to leave this open for now and get feedback from teams working directly with regtest so we can get a better idea of the pain points...

@dependabot rebase

Replaced by https://github.com/bob-collective/bob/pull/545