Context

This MR adds the Zk_rollup_publish operation together with the deposit mechanism for ZKRU.

This is the second of the three operations that the ZKRU adds to Tezos. The other two can be found in: !6044 (merged) and !6047 (merged).

An initial version of the feature's documentation page can be found in !6111 (closed).

Manually testing the MR

Document the interface of any function added or modified (see the coding guidelines)
Document any change to the user interface, including configuration parameters (see node configuration)
Provide automatic testing (see the testing guide).
For new features and bug fixes, add an item in the appropriate changelog (docs/protocols/alpha.rst for the protocol and the environment, CHANGES.rst at the root of the repository for everything else).
Select suitable reviewers using the Reviewers field below.
Select as Assignee the next person who should take action on that MR

Edited Sep 08, 2022 by Antonio Locascio