As a developer, I want to implement missing graphql enpoints, so we have the same API as the ocaml node

[adonagy]

In the first round, lets focus on the endpoints various wallet providers require

Then implement the rest. IMO we can omit endpoints tagged as deprecated.

[adonagy]

Progress tracked here

[dannywillems]

Progress tracked here from now. The previous link was in read-only mode and we could not modify it.
We will move this to the website, https://o1-labs.github.io/openmina/.