Aleksandr Bezobchuk

@amaurym I am not working on it and we should definitely add it to the sprint! > I think we can add a bank migration that don't do any state...

Even if the regex is a global, the app dev can modify it which would be used by all denom verification, no?

I'm a bit weary of making it a bank keeper param. I think methods on the coin type might prove to be challening as you've pointed out. Can we keep...

> Then there's no way of guaranteeing whether sign mode textual will actually work if they're different. Do we have no use cases for custom regexes? Maybe we do, but...

Totally agree with this. Docs for live on-chain upgrades are too scattered, and sometimes otherwise completely lacking.

@fedekunze we need docs in the SDK that are app agnostic. Docs that describe the general flow, steps and procedures, and how to write upgrade handlers for various use-cases.

Updated the PR to handle migrations.

I can wrap up the docs shortly

Seems like the big takeaway here is that we can remove the store init and (prefix-)key handling, which is nice, but not revolutionary. I'm not opposed to the improvement, so...

Yes!